$329+ Cheap flights from George Bush Intcntl (IAH) to London (LON)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — LON
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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Find cheap flights from George Bush Intcntl to London with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Houston George Bush Intcntl to London are usually found in January or February, booked 55 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday
Cheap flight deals from George Bush Intcntl to London
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Cheapest flights from George Bush Intcntl to LondonExplore the most affordable flight options available from George Bush Intcntl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from George Bush Intcntl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This Air Canada deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:20 am -
2 stops17h 10m
Tue 10/202:05 pm -
2 stops15h 10m
Deal found 9/21![Multiple Airlines logo]()
$773
This Expedia deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/23:50 pm -
Nonstop9h 00m
Sun 12/69:35 am -
Nonstop10h 30m
Deal found 9/21![Finnair logo]()
$774
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:44 am -
2 stops14h 56m
Tue 10/136:30 am -
1 stop12h 50m
Deal found 9/21![Delta logo]()
$776
This Gotogate deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:00 am -
1 stop14h 30m
Sun 10/119:30 am -
1 stop16h 22m
Deal found 9/21![Air Canada logo]()
$777
This Air Canada deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:20 am -
2 stops17h 10m
Fri 10/98:30 am -
2 stops14h 55m
Deal found 9/21![Multiple Airlines logo]()
$778
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:44 pm -
1 stop12h 16m
Mon 11/91:30 pm -
1 stop34h 45m
Deal found 9/21![United Airlines logo]()
$780
This Justfly.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:10 pm -
1 stop36h 40m
Mon 11/96:00 am -
2 stops21h 39m
Deal found 9/21![Air Canada logo]()
$781
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:30 am -
2 stops18h 30m
Mon 10/267:30 am -
1 stop36h 30m
Deal found 9/21![United Airlines logo]()
$784
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:25 pm -
Nonstop9h 20m
Wed 10/77:25 am -
1 stop15h 15m
Deal found 9/21![United Airlines logo]()
$785
This Air Canada deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:20 am -
1 stop22h 30m
Wed 10/78:40 am -
2 stops17h 12m
Deal found 9/21![Air Canada logo]()
$789
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am -
1 stop22h 10m
Thu 10/157:25 am -
1 stop15h 15m
Deal found 9/21![United Airlines logo]()
$790
This Gotogate deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:00 am -
1 stop14h 30m
Mon 10/195:40 pm -
1 stop23h 27m
Deal found 9/21![Multiple Airlines logo]()
$791
Best flights from George Bush Intcntl to LondonDiscover carefully curated flight deals from George Bush Intcntl to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from George Bush Intcntl to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:15 pm -
Nonstop9h 20m
Mon 10/193:05 pm -
1 stop30h 32m
Deal found 9/18![United Airlines logo]()
$815
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:55 pm -
1 stop18h 05m
Thu 10/810:25 am -
2 stops17h 37m
Deal found 9/20![Delta logo]()
$820
This Virgin Atlantic deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:10 pm -
1 stop14h 35m
Sun 11/14:45 pm -
1 stop30h 05m
Deal found 9/17![Virgin Atlantic logo]()
$822
This Turkish Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:15 pm -
1 stop37h 25m
Tue 10/205:35 pm -
1 stop31h 45m
Deal found 9/21![Turkish Airlines logo]()
$861
This Booking.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:20 am -
2 stops25h 30m
Mon 10/1212:45 pm -
2 stops30h 50m
Deal found 9/19![Multiple Airlines logo]()
$911
This KAYAK deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/12:01 pm -
1 stop34h 54m
Fri 11/68:05 am -
1 stop14h 21m
Deal found 9/18![JetBlue logo]()
$1,099
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2111:35 am -
2 stops25h 20m
Sat 1/308:15 am -
3 stops32h 35m
Deal found 9/19![TAP AIR PORTUGAL logo]()
$1,124
This SWISS deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/273:55 pm -
2 stops19h 55m
Sat 12/56:40 pm -
2 stops25h 55m
Deal found 9/18![SWISS logo]()
$1,133
This Virgin Atlantic deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:10 pm -
1 stop14h 35m
Wed 12/210:00 am -
2 stops20h 02m
Deal found 9/20![Virgin Atlantic logo]()
$832
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:30 am -
1 stop22h 40m
Mon 10/195:40 pm -
1 stop34h 12m
Deal found 9/21![United Airlines logo]()
$861
This Turkish Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/179:00 pm -
1 stop37h 20m
Wed 2/2410:55 am -
1 stop38h 10m
Deal found 9/18![Turkish Airlines logo]()
$862
This Virgin Atlantic deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/173:25 pm -
1 stop21h 05m
Tue 10/278:05 pm -
1 stop23h 05m
Deal found 9/19![Virgin Atlantic logo]()
$842
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:55 pm -
1 stop11h 30m
Tue 10/2010:35 am -
2 stops17h 34m
Deal found 9/18![Delta logo]()
$947
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:57 am -
1 stop12h 58m
Mon 10/191:40 pm -
Nonstop10h 15m
Deal found 9/21![United Airlines logo]()
$868
This Mytrip deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:50 am -
3 stops22h 10m
Thu 11/55:20 pm -
2 stops26h 40m
Deal found 9/17![Multiple Airlines logo]()
$965
This Turkish Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:30 pm -
1 stop20h 10m
Mon 10/2610:55 am -
1 stop32h 15m
Deal found 9/21![Turkish Airlines logo]()
$901
This Virgin Atlantic deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:15 am -
2 stops20h 45m
Sun 11/2210:00 am -
2 stops19h 59m
Deal found 9/19![Virgin Atlantic logo]()
$875
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:00 am -
1 stop18h 00m
Sat 10/101:40 pm -
Nonstop10h 15m
Deal found 9/17![United Airlines logo]()
$884
This Mytrip deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:37 am -
3 stops23h 38m
Sun 11/88:40 am -
3 stops28h 43m
Deal found 9/18![Multiple Airlines logo]()
$992
This Turkish Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:15 pm -
1 stop37h 25m
Sat 10/245:45 pm -
1 stop32h 20m
Deal found 9/16![Turkish Airlines logo]()
$919
This SWISS deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/311:55 am -
2 stops18h 55m
Tue 11/247:05 pm -
2 stops25h 30m
Deal found 9/21![SWISS logo]()
$1,137
This Virgin Atlantic deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:25 pm -
1 stop12h 05m
Sun 10/45:50 pm -
1 stop25h 30m
Deal found 9/19![Virgin Atlantic logo]()
$892
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:25 pm -
Nonstop9h 15m
Sat 11/282:30 pm -
1 stop30h 08m
Deal found 9/17![United Airlines logo]()
$920
This Turkish Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/189:15 pm -
1 stop37h 25m
Sun 10/255:20 pm -
1 stop31h 45m
Deal found 9/20![Turkish Airlines logo]()
$921
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:20 pm -
2 stops16h 20m
Mon 10/198:25 am -
2 stops18h 52m
Deal found 9/17![Delta logo]()
$1,116
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:25 pm -
1 stop20h 40m
Thu 12/179:45 pm -
1 stop24h 15m
Deal found 9/16![Multiple Airlines logo]()
$1,027
This Virgin Atlantic deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:05 pm -
1 stop16h 10m
Sun 11/225:50 pm -
1 stop25h 15m
Deal found 9/20![Virgin Atlantic logo]()
$893
This Turkish Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:00 pm -
1 stop37h 20m
Sun 11/110:55 am -
1 stop39h 10m
Deal found 9/17![Turkish Airlines logo]()
$921
This Mytrip deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:00 pm -
2 stops16h 10m
Sun 11/227:00 am -
2 stops21h 15m
Deal found 9/17![Multiple Airlines logo]()
$1,032
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:10 am -
3 stops27h 25m
Mon 11/3010:40 am -
2 stops29h 56m
Deal found 9/17![TAP AIR PORTUGAL logo]()
$1,378
Last-minute flights from George Bush Intcntl to LondonDiscover last-minute flight deals from George Bush Intcntl to London. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to London. Data last updated September 21, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:44 am -
2 stops14h 56m
Tue 10/136:30 am -
1 stop12h 50m
Deal found 9/21![Delta logo]()
$776
This Virgin Atlantic deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:25 pm -
1 stop19h 15m
Tue 10/138:15 pm -
1 stop23h 05m
Deal found 9/21![Virgin Atlantic logo]()
$793
This Air Canada deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:20 am -
2 stops17h 10m
Fri 10/98:30 am -
2 stops14h 55m
Deal found 9/21![Multiple Airlines logo]()
$778
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:25 pm -
Nonstop9h 20m
Thu 10/156:55 am -
1 stop15h 45m
Deal found 9/21![United Airlines logo]()
$785
This Air Canada deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:20 am -
1 stop22h 30m
Wed 10/78:40 am -
2 stops17h 12m
Deal found 9/21![Air Canada logo]()
$789
This Gotogate deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:00 am -
1 stop14h 30m
Sun 10/119:30 am -
1 stop16h 22m
Deal found 9/21![Air Canada logo]()
$777
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am -
1 stop22h 10m
Thu 10/157:25 am -
1 stop15h 15m
Deal found 9/21![United Airlines logo]()
$790
This Air Canada deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:20 am -
2 stops17h 10m
Tue 10/202:05 pm -
2 stops15h 10m
Deal found 9/21![Multiple Airlines logo]()
$773
This Gotogate deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:00 am -
1 stop14h 30m
Mon 10/195:40 pm -
1 stop23h 27m
Deal found 9/21![Multiple Airlines logo]()
$791
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:30 am -
2 stops18h 30m
Mon 10/267:30 am -
1 stop36h 30m
Deal found 9/21![United Airlines logo]()
$784
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:44 pm -
1 stop12h 16m
Mon 11/91:30 pm -
1 stop34h 45m
Deal found 9/21![United Airlines logo]()
$780
This Justfly.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:10 pm -
1 stop36h 40m
Mon 11/96:00 am -
2 stops21h 39m
Deal found 9/21![Air Canada logo]()
$781
One-way flights from George Bush Intcntl to LondonSearch for one-way flight options from George Bush Intcntl to London. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
Search for one-way flight options from George Bush Intcntl to London. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This JetBlue deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:27 am -
1 stop16h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![JetBlue logo]()
$329
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/12:01 pm -
1 stop34h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![JetBlue logo]()
$330
This Expedia deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:13 pm -
1 stop29h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![JetBlue logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:37 am -
3 stops29h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$344
This Justfly.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:24 pm -
1 stop34h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![JetBlue logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:40 am -
3 stops28h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$348
This Justfly.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/296:42 pm -
1 stop30h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![JetBlue logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/139:12 pm -
3 stops36h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:59 pm -
3 stops53h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$351
This Cheapflightsfares deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/293:50 pm -
Nonstop9h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![British Airways logo]()
$353
This KAYAK deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:13 pm -
1 stop29h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![JetBlue logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:21 pm -
3 stops47h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$356
Find flight deals from George Bush Intcntl to London
Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $773 (Air Canada) |
One-way from | $329 (JetBlue) |
Popular in | June |
Cheapest in | January |
Average price | $887 |
Good round-trip deal | $853 or less |
Good one-way deal | $453 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 21, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to London that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonLondon
IAH Houston George Bush Intcntl - LHR London Heathrow
IAHLHR
Houston George Bush Intcntl
Sun 12/13
1:00 pm-6:55 am
1 stop11h 55m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$359
HoustonLondon
IAH Houston George Bush Intcntl - LHR London Heathrow
IAHLHR
Houston George Bush Intcntl
Wed 3/17
9:40 am-9:25 am
2 stops18h 45m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$362
HoustonLondon
IAH Houston George Bush Intcntl - LHR London Heathrow
IAHLHR
Houston George Bush Intcntl
Wed 12/16
3:30 pm-11:20 am
1 stop13h 50m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$402
HoustonLondon
IAH Houston George Bush Intcntl - SEN London Southend
IAHSEN
Houston George Bush Intcntl
Sat 10/24
6:24 am-11:35 pm
3 stops35h 11m
London Southend
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$412
HoustonLondon
IAH Houston George Bush Intcntl - LHR London Heathrow
IAHLHR
Houston George Bush Intcntl
Thu 3/18
7:15 am-9:55 am
2 stops21h 40m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$412
HoustonLondon
IAH Houston George Bush Intcntl - LGW London Gatwick
IAHLGW
Houston George Bush Intcntl
Fri 10/2
9:04 pm-8:15 am
3 stops29h 11m
London Gatwick
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$425
HoustonLondon
IAH Houston George Bush Intcntl - STN London Stansted
IAHSTN
Houston George Bush Intcntl
Thu 10/15
8:35 pm-7:20 pm
2 stops40h 45m
London Stansted
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$429
HoustonLondon
IAH Houston George Bush Intcntl - LGW London Gatwick
IAHLGW
Houston George Bush Intcntl
Mon 9/28
12:21 pm-10:00 am
1 stop15h 39m
London Gatwick
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$430
HoustonLondon
IAH Houston George Bush Intcntl - LTN London Luton
IAHLTN
Houston George Bush Intcntl
Thu 10/15
8:35 pm-12:30 am
2 stops45h 55m
London Luton
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$431
HoustonLondon
IAH Houston George Bush Intcntl - LHR London Heathrow
IAHLHR
Houston George Bush Intcntl
Sat 12/26
4:59 pm-9:40 pm
2 stops46h 41m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$435
Showing 1-10 of 60 resultsSorted by cheapest first
Compare providers for flights from George Bush Intcntl to London
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to London in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-London flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from George Bush Intcntl to London
Have a flexible travel schedule? Discover the best time to fly to London from George Bush Intcntl with our price prediction graph.
IAH-LON
IAH-LHR
IAH-LGW
IAH-STN
IAH-LTN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Houston George Bush Intcntl Airport to London
IAH-LON
IAH-LHR
IAH-LGW
IAH-STN
IAH-LTN
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to London?
Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to London (average of $700). Flying from Houston George Bush Intcntl Airport to London in June is currently the most expensive (average of $1,427). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IAH to LON?
Find hourly flight availability from George Bush Intcntl to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 21, 2026.
When flying from Houston George Bush Intcntl Airport to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Houston George Bush Intcntl Airport to London
Explore weekly flight availability from George Bush Intcntl to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 21, 2026.
The most flights from IAH to LON are scheduled on a Monday (22 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (17 on average).
How much does it cost to fly round-trip from Houston George Bush Intcntl Airport to London?
Airfare is below average for this route at the moment.
Houston George Bush Intcntl Airport to London flights typically cost between $804 and $1,066 in October.The cheapest round-trip price found within the last 5 days was $773 on Multiple Airlines (Oct 14-Oct 20).
What’s the top layover airport for flights from Houston George Bush Intcntl Airport to London?
Share of 1-stop round-trip flights from Houston George Bush Intcntl Airport to London chosen by Cheapflights users in the past 12 months, using the same layover each way.
Paris (CDG) – chosen by Cheapflights users on 40% of 1-stop itineraries from Houston George Bush Intcntl Airport to London on Cheapflights.
What’s the cheapest layover airport for flights from Houston George Bush Intcntl Airport to London?
Average round-trip fare for 1-stop flights from Houston George Bush Intcntl Airport to London, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Paris (CDG) is the most affordable 1-stop option, with an average round-trip price of $581.
What’s the fastest layover option from Houston George Bush Intcntl Airport to London?
Shortest average travel time for 1-stop one-way flights from Houston George Bush Intcntl Airport to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Paris (CDG) have the shortest average one-way travel time for 1-stop routes: 12h 35m.
Which airport typically offers the quickest layover for flights from Houston George Bush Intcntl Airport to London?
Average layover duration for 1-stop one-way flights from Houston George Bush Intcntl Airport to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Paris (CDG) offer the fastest connection on this route, with an average layover time of 1h 35m.
How often are flights from Houston to London delayed?
About 20% of weekly flights between Houston and London have experienced delays in the past year, with the average delay time being 147 minutes.
What is the most punctual flight time for Houston to London flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Houston to London flights?
Over the last year, British Airways have had the lowest number of delays on this route, with just 15% of flights being delayed.
How far ahead should I book a flight from Houston George Bush Intcntl Airport to London?
Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston George Bush Intcntl Airport to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
The best insider tips for Houston George Bush Intcntl Airport to London flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston George Bush Intcntl Airport to London trip
Our travel experts
Reviews of airlines servicing London
Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated September 21, 2026.
Read reviews from past customers who have flown United Airlines,Virgin Atlantic, andJetBlue from Houston George Bush Intcntl Airport to London. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Related info for your journey
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Top 10 airlines flying from George Bush Intcntl to London
Discover the top 10 airlines that operate flights from George Bush Intcntl to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$356 | Average$664 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$528 | Average$1,201 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$607 | Average$1,094 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$608 | Average$953 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$641 | Average$892 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$641 | Average$1,001 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$648 | Average$954 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$652 | Average$1,044 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$669 | Average$807 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$697 | Average$1,099 | FlexibilityNo cancel fee | On-time76% |