$436+ Cheap flights from Istanbul (IST) to George Bush Intcntl (IAH)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
IST — IAH
May 23 — May 301
Round-trip
1 adult, Economy
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Find cheap flights from Istanbul to George Bush Intcntl 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 Istanbul to Houston George Bush Intcntl are usually found in October or February, booked 63 days in advance, depart on a Thursday or Tuesday and return on a Tuesday
Cheap flight deals from Istanbul to George Bush Intcntl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Istanbul to George Bush IntcntlExplore the most affordable flight options available from Istanbul to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.
Explore the most affordable flight options available from Istanbul to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.
This KLM deal was found by Cheapflights users on 4/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:00 am
IST
- IAH
1 stop15h 20m
KLM
Thu 5/73:25 pm
IAH
- IST
1 stop25h 55m
KLM
Deal found 4/21![KLM logo]()
$652
This KLM deal was found by Cheapflights users on 4/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
IST
- IAH
1 stop15h 20m
KLM
Thu 5/73:25 pm
IAH
- IST
1 stop25h 55m
KLM
Deal found 4/21![KLM logo]()
$684
This Air France deal was found by Cheapflights users on 4/21. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:25 am
IST
- IAH
2 stops20h 03m
Multiple Airlines
Thu 10/153:20 pm
IAH
- IST
1 stop26h 00m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$705
This Delta deal was found by Cheapflights users on 4/20. 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.
Tue 4/216:00 am
IST
- IAH
1 stop15h 20m
Delta
Tue 4/283:21 pm
IAH
- IST
2 stops25h 59m
Delta
Deal found 4/20![Delta logo]()
$713
This Delta deal was found by Cheapflights users on 4/21. 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.
Fri 4/246:00 am
IST
- IAH
1 stop15h 20m
Delta
Thu 4/303:25 pm
IAH
- IST
1 stop25h 55m
Delta
Deal found 4/21![Delta logo]()
$714
This Delta deal was found by Cheapflights users on 4/21. 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.
Sat 5/26:00 am
IST
- IAH
1 stop15h 20m
Delta
Fri 5/810:45 am
IAH
- IST
2 stops21h 35m
Delta
Deal found 4/21![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 4/21. 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.
Fri 4/246:00 am
IST
- IAH
2 stops25h 41m
Delta
Tue 4/286:46 pm
IAH
- IST
2 stops22h 34m
Delta
Deal found 4/21![Delta logo]()
$719
This Delta deal was found by Cheapflights users on 4/20. 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.
Sat 5/26:00 am
IST
- IAH
2 stops24h 54m
Delta
Thu 5/72:45 pm
IAH
- IST
2 stops26h 35m
Delta
Deal found 4/20![Delta logo]()
$720
This Delta deal was found by Cheapflights users on 4/22. 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.
Sat 4/256:00 am
IST
- IAH
2 stops22h 18m
Delta
Thu 4/303:25 pm
IAH
- IST
1 stop25h 55m
Delta
Deal found 4/22![Delta logo]()
$723
This Delta deal was found by Cheapflights users on 4/22. 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.
Sat 4/254:25 am
IST
- IAH
2 stops26h 29m
Delta
Mon 4/276:46 pm
IAH
- IST
2 stops22h 34m
Delta
Deal found 4/22![Delta logo]()
$726
This Gotogate deal was found by Cheapflights users on 4/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:40 am
IST
- IAH
1 stop15h 55m
Multiple Airlines
Wed 5/277:20 am
IAH
- IST
2 stops21h 40m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$729
Best flights from Istanbul to George Bush IntcntlDiscover carefully curated flight deals from Istanbul to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 23, 2026.
Discover carefully curated flight deals from Istanbul to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 23, 2026.
This Delta deal was found by Cheapflights users on 4/23. 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.
Sat 10/106:00 am
IST
- IAH
1 stop15h 15m
Delta
Wed 2/1710:45 am
IAH
- IST
2 stops21h 10m
Delta
Deal found 4/23![Delta logo]()
$713
This Lufthansa deal was found by Cheapflights users on 4/23. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:40 am
IST
- IAH
1 stop15h 55m
Lufthansa
Thu 8/63:35 pm
IAH
- IST
1 stop17h 20m
Lufthansa
Deal found 4/23![Lufthansa logo]()
$734
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 6/245:40 am
IST
- IAH
1 stop20h 15m
United Airlines
Sat 8/86:44 pm
IAH
- IST
2 stops18h 31m
United Airlines
Deal found 4/23![United Airlines logo]()
$734
This British Airways deal was found by Cheapflights users on 4/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/223:35 pm
IST
- IAH
1 stop29h 45m
British Airways
Sun 7/57:46 pm
IAH
- IST
2 stops20h 39m
British Airways
Deal found 4/19![British Airways logo]()
$745
This Delta deal was found by Cheapflights users on 4/23. 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 10/55:20 pm
IST
- IAH
1 stop27h 55m
Delta
Tue 2/912:55 pm
IAH
- IST
2 stops19h 00m
Delta
Deal found 4/23![Delta logo]()
$713
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 6/235:40 am
IST
- IAH
1 stop20h 15m
United Airlines
Sat 8/86:44 pm
IAH
- IST
2 stops18h 31m
United Airlines
Deal found 4/23![United Airlines logo]()
$734
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:20 pm
IST
- IAH
1 stop28h 00m
Delta
Fri 6/195:00 pm
IAH
- IST
1 stop26h 30m
Delta
Deal found 4/19![Delta logo]()
$733
This United Airlines deal was found by Cheapflights users on 4/23. 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 6/221:55 pm
IST
- IAH
2 stops37h 43m
United Airlines
Sat 8/86:20 pm
IAH
- IST
1 stop14h 45m
United Airlines
Deal found 4/23![United Airlines logo]()
$738
This United Airlines deal was found by Cheapflights users on 4/21. 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 6/295:50 am
IST
- IAH
2 stops19h 28m
United Airlines
Tue 7/2812:50 pm
IAH
- IST
2 stops24h 25m
United Airlines
Deal found 4/21![United Airlines logo]()
$740
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:20 pm
IST
- IAH
1 stop28h 00m
Delta
Sat 6/133:25 pm
IAH
- IST
1 stop25h 55m
Delta
Deal found 4/19![Delta logo]()
$753
This United Airlines deal was found by Cheapflights users on 4/23. 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 10/115:50 am
IST
- IAH
2 stops26h 33m
United Airlines
Tue 2/92:20 pm
IAH
- IST
2 stops18h 45m
United Airlines
Deal found 4/23![United Airlines logo]()
$741
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:00 am
IST
- IAH
1 stop15h 20m
Delta
Fri 5/226:35 pm
IAH
- IST
2 stops22h 45m
Delta
Deal found 4/19![Delta logo]()
$753
Last-minute flights from Istanbul to George Bush IntcntlDiscover last-minute flight deals from Istanbul to George Bush Intcntl. Data last updated April 23, 2026 and is based on user searches.
Discover last-minute flight deals from Istanbul to George Bush Intcntl. Data last updated April 23, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:00 am
IST
- IAH
1 stop15h 20m
Delta
Sun 5/103:25 pm
IAH
- IST
1 stop25h 55m
Delta
Deal found 4/19![Delta logo]()
$713
This Delta deal was found by Cheapflights users on 4/21. 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.
Fri 4/246:00 am
IST
- IAH
1 stop15h 20m
Delta
Wed 4/293:25 pm
IAH
- IST
1 stop25h 55m
Delta
Deal found 4/21![Delta logo]()
$714
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:00 am
IST
- IAH
2 stops20h 34m
Delta
Mon 5/1111:34 am
IAH
- IST
2 stops29h 46m
Delta
Deal found 4/19![Delta logo]()
$718
This Delta deal was found by Cheapflights users on 4/21. 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.
Fri 4/246:00 am
IST
- IAH
2 stops24h 54m
Delta
Sun 4/266:46 pm
IAH
- IST
2 stops22h 34m
Delta
Deal found 4/21![Delta logo]()
$719
This Delta deal was found by Cheapflights users on 4/22. 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.
Sat 4/256:00 am
IST
- IAH
2 stops22h 18m
Delta
Thu 4/303:25 pm
IAH
- IST
1 stop25h 55m
Delta
Deal found 4/22![Delta logo]()
$723
This Delta deal was found by Cheapflights users on 4/22. 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.
Sat 4/254:25 am
IST
- IAH
2 stops26h 29m
Delta
Mon 4/276:46 pm
IAH
- IST
2 stops22h 34m
Delta
Deal found 4/22![Delta logo]()
$726
This KLM deal was found by Cheapflights users on 4/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:00 am
IST
- IAH
1 stop15h 20m
KLM
Thu 5/73:25 pm
IAH
- IST
1 stop25h 55m
KLM
Deal found 4/21![KLM logo]()
$652
This KLM deal was found by Cheapflights users on 4/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
IST
- IAH
1 stop15h 20m
KLM
Thu 5/73:25 pm
IAH
- IST
1 stop25h 55m
KLM
Deal found 4/21![KLM logo]()
$684
This Delta deal was found by Cheapflights users on 4/21. 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.
Sat 5/26:00 am
IST
- IAH
1 stop15h 20m
Delta
Fri 5/810:45 am
IAH
- IST
2 stops21h 35m
Delta
Deal found 4/21![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 4/20. 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.
Sat 5/26:00 am
IST
- IAH
2 stops24h 54m
Delta
Thu 5/72:45 pm
IAH
- IST
2 stops26h 35m
Delta
Deal found 4/20![Delta logo]()
$720
This Gotogate deal was found by Cheapflights users on 4/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:40 am
IST
- IAH
1 stop15h 55m
Multiple Airlines
Wed 5/277:20 am
IAH
- IST
2 stops21h 40m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$729
This Delta deal was found by Cheapflights users on 4/23. 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.
Tue 5/266:00 am
IST
- IAH
1 stop15h 20m
Delta
Fri 6/195:00 pm
IAH
- IST
1 stop26h 30m
Delta
Deal found 4/23![Delta logo]()
$732
One-way flights from Istanbul to George Bush IntcntlSearch for one-way flight options from Istanbul to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
Search for one-way flight options from Istanbul to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
This KAYAK deal was found by Cheapflights users on 4/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:15 am
IST
- IAH
1 stop37h 05m
British Airways
Deal found 4/21![British Airways logo]()
$436
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:15 am
IST
- IAH
1 stop19h 00m
American Airlines
Deal found 4/21![American Airlines logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:15 pm
IST
- IAH
3 stops44h 38m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 5/121:50 pm
IST
- IAH
2 stops51h 00m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$442
This Iberia deal was found by Cheapflights users on 4/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:15 am
IST
- IAH
2 stops23h 40m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$444
This Iberia deal was found by Cheapflights users on 4/19. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:15 am
IST
- IAH
2 stops23h 16m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$445
This KAYAK deal was found by Cheapflights users on 4/18. 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 6/73:40 pm
IST
- IAH
2 stops40h 49m
British Airways
Deal found 4/18![British Airways logo]()
$447
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Wed 6/101:40 am
IST
- IAH
2 stops45h 21m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$458
This Ovago deal was found by Cheapflights users on 4/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:10 am
IST
- IAH
1 stop19h 00m
British Airways
Deal found 4/21![British Airways logo]()
$465
This KAYAK deal was found by Cheapflights users on 4/23. 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.
Thu 8/68:15 am
IST
- IAH
1 stop19h 05m
British Airways
Deal found 4/23![British Airways logo]()
$474
Find flight deals from Istanbul to George Bush Intcntl
Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to George Bush Intcntl (IAH). 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 April 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $652 (KLM) |
One-way from | $436 (KAYAK) |
Popular in | August |
Cheapest in | October |
Average price | $715 |
Good round-trip deal | $768 or less |
Good one-way deal | $786 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Istanbul to George Bush Intcntl 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 2,558,603 searches. Data last updated April 23, 2026.
Use the filters below to find and compare flights from Istanbul Airport to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IstanbulHouston
IST - IAH
ISTIAH
Istanbul
Sat 10/10
6:00 am-1:15 pm
1 stop15h 15m
Houston George Bush Intcntl
Wed 2/17
10:45 am-4:55 pm
2 stops21h 10m
$713
IstanbulHouston
IST - IAH
ISTIAH
Istanbul
Mon 10/5
5:20 pm-1:15 pm
1 stop27h 55m
Houston George Bush Intcntl
Tue 2/9
12:55 pm-4:55 pm
2 stops19h 00m
$713
IstanbulHouston
IST - IAH
ISTIAH
Istanbul
Thu 5/28
5:20 pm-1:20 pm
1 stop28h 00m
Houston George Bush Intcntl
Fri 6/19
5:00 pm-3:30 am
1 stop26h 30m
$733
Quickest round-trip
IstanbulHouston
IST - IAH
ISTIAH
Istanbul
Tue 6/23
5:40 am-1:35 pm
1 stop15h 55m
Houston George Bush Intcntl
Thu 8/6
3:35 pm-4:55 pm
1 stop17h 20m
$734
IstanbulHouston
IST - IAH
ISTIAH
Istanbul
Wed 6/24
5:40 am-5:55 pm
1 stop20h 15m
Houston George Bush Intcntl
Sat 8/8
6:44 pm-9:15 pm
2 stops18h 31m
$734
IstanbulHouston
IST - IAH
ISTIAH
Istanbul
Tue 6/23
5:40 am-5:55 pm
1 stop20h 15m
Houston George Bush Intcntl
Sat 8/8
6:44 pm-9:15 pm
2 stops18h 31m
$734
IstanbulHouston
IST - IAH
ISTIAH
Istanbul
Mon 6/22
1:55 pm-7:38 pm
2 stops37h 43m
Houston George Bush Intcntl
Sat 8/8
6:20 pm-5:05 pm
1 stop14h 45m
$738
IstanbulHouston
IST - IAH
ISTIAH
Istanbul
Mon 6/29
5:50 am-5:18 pm
2 stops19h 28m
Houston George Bush Intcntl
Tue 7/28
12:50 pm-9:15 pm
2 stops24h 25m
$740
IstanbulHouston
IST - IAH
ISTIAH
Istanbul
Sun 10/11
5:50 am-12:23 am
2 stops26h 33m
Houston George Bush Intcntl
Tue 2/9
2:20 pm-6:05 pm
2 stops18h 45m
$741
IstanbulHouston
IST - IAH
ISTIAH
Istanbul
Mon 6/22
3:35 pm-1:20 pm
1 stop29h 45m
Houston George Bush Intcntl
Sun 7/5
7:46 pm-12:25 am
2 stops20h 39m
$745
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Istanbul to George Bush Intcntl
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 Istanbul to George Bush Intcntl in April.
| 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 Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Istanbul Airport-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Istanbul Airport-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Istanbul Airport-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Istanbul Airport-Houston George Bush Intcntl Airport 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 Istanbul Airport-Houston George Bush Intcntl Airport 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 Istanbul to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Istanbul with our price prediction graph.
IST-IAH
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 Istanbul Airport to Houston George Bush Intcntl Airport
Prices
Airlines
Delays
How far ahead should I book a flight from Istanbul Airport to Houston George Bush Intcntl Airport?
Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Istanbul Airport to Houston George Bush Intcntl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Istanbul Airport to Houston George Bush Intcntl Airport?
Currently, October is the cheapest month in which you can book a flight from Istanbul Airport to Houston George Bush Intcntl Airport (average of $652). Flying from Istanbul Airport to Houston George Bush Intcntl Airport in August is currently the most expensive (average of $908). 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 IST to IAH?
Find hourly flight availability from Istanbul to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 23, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Istanbul Airport to Houston George Bush Intcntl Airport as you normally would.
How often are flights from Istanbul to Houston delayed?
About 14% of weekly flights between Istanbul and Houston have experienced delays in the past year, with the average delay time being 106 minutes.
What is the most punctual flight time for Istanbul to Houston flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Istanbul to Houston flights?
Over the last year, Turkish Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.
Reviews of airlines servicing George Bush Intcntl
Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated April 23, 2026.
See what other customers who have flown with Delta,Turkish Airlines, andUnited Airlines from Istanbul Airport to Houston George Bush Intcntl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
7.9
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Comfort
7.9
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Comfort
7.9
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Comfort
7.9
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Comfort
7.9
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Comfort
7.9
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Istanbul to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Houston George Bush Intcntl Airport?
Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locationsKaty
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Conroe
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Other flights to George Bush Intcntl
Explore flights to George Bush Intcntl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 23, 2026.
Istanbul and George Bush Intcntl flights
Browse other Istanbul and George Bush Intcntl flight options. Last updated on April 23, 2026.
Other flights from Istanbul
Browse through other flights departing from Istanbul. Flights are based on user searches made on Cheapflights and were last updated on April 23, 2026.
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Top 6 airlines flying from Istanbul to George Bush Intcntl
Discover the top 6 airlines that operate flights from Istanbul to George Bush Intcntl. 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 2,558,603 searches. Data last updated April 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$486 | Average$598 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$502 | Average$616 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$576 | Average$686 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$581 | Average$738 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$656 | Average$706 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$687 | Average$821 | FlexibilityNo cancel fee | On-time77% |