$251+ Cheap flights from Chicago (CHI) to the United Kingdom
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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — LHR
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to United Kingdom with Cheapflights
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Cheapest flights from Chicago to United KingdomExplore the most affordable flight options available from Chicago to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from Chicago to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This Trip.com deal was found by Cheapflights users on 9/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:30 pm -
1 stop12h 30m
Sat 11/147:15 am -
1 stop16h 05m
Deal found 9/6![Multiple Airlines logo]()
$495
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 11/66:30 pm -
1 stop12h 30m
Thu 11/126:00 am -
1 stop17h 20m
Deal found 9/5![Multiple Airlines logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 11/46:30 pm -
1 stop11h 15m
Sat 11/147:15 am -
1 stop16h 05m
Deal found 9/5![Multiple Airlines logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 11/46:30 pm -
1 stop11h 15m
Thu 11/126:00 am -
1 stop17h 20m
Deal found 9/5![Multiple Airlines logo]()
$594
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sat 11/76:30 pm -
1 stop13h 00m
Sat 11/147:15 am -
1 stop16h 05m
Deal found 9/5![Multiple Airlines logo]()
$595
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 12/96:30 pm -
1 stop12h 20m
Wed 12/166:10 am -
1 stop17h 10m
Deal found 9/3![Multiple Airlines logo]()
$597
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sat 11/76:30 pm -
1 stop13h 00m
Thu 11/126:00 am -
1 stop17h 20m
Deal found 9/5![Multiple Airlines logo]()
$599
This Mytrip deal was found by Cheapflights users on 9/4. 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 12/26:30 pm -
1 stop11h 15m
Sun 12/67:45 am -
1 stop15h 35m
Deal found 9/4![Multiple Airlines logo]()
$605
This Mytrip deal was found by Cheapflights users on 9/6. 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.
Tue 10/207:25 pm -
2 stops13h 55m
Tue 10/277:40 am -
2 stops15h 40m
Deal found 9/6![Multiple Airlines logo]()
$606
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 12/86:30 pm -
1 stop12h 15m
Wed 12/166:10 am -
1 stop17h 10m
Deal found 9/3![Multiple Airlines logo]()
$609
This Mytrip deal was found by Cheapflights users on 9/4. 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 10/287:30 pm -
1 stop11h 15m
Thu 11/56:00 am -
1 stop17h 20m
Deal found 9/4![Multiple Airlines logo]()
$613
This Cheapflightsfares deal was found by Cheapflights users on 9/6. 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 11/246:30 pm -
1 stop10h 15m
Tue 12/111:55 am -
1 stop11h 25m
Deal found 9/6![Icelandair logo]()
$624
Best flights from Chicago to United KingdomDiscover carefully curated flight deals from Chicago to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Chicago to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This Mytrip deal was found by Cheapflights users on 9/5. 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 1/36:30 pm -
1 stop14h 35m
Sun 1/106:00 am -
1 stop17h 20m
Deal found 9/5![Multiple Airlines logo]()
$714
This Scandinavian Airlines deal was found by Cheapflights users on 9/5. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:15 pm -
2 stops17h 35m
Tue 11/39:05 pm -
2 stops25h 40m
Deal found 9/5![Scandinavian Airlines logo]()
$807
This Turkish Airlines deal was found by Cheapflights users on 9/5. 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 9/298:10 pm -
1 stop38h 30m
Fri 10/2310:50 am -
1 stop28h 50m
Deal found 9/5![Turkish Airlines logo]()
$835
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/2. 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.
Fri 1/158:10 pm -
1 stop13h 35m
Tue 1/199:20 pm -
2 stops24h 10m
Deal found 9/2![TAP AIR PORTUGAL logo]()
$859
This Delta deal was found by Cheapflights users on 9/7. 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 3/15:25 pm -
1 stop12h 15m
Wed 3/316:30 am -
2 stops16h 20m
Deal found 9/7![Delta logo]()
$877
This Virgin Atlantic deal was found by Cheapflights users on 9/6. 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 12/74:25 pm -
1 stop11h 05m
Fri 12/117:45 am -
2 stops17h 58m
Deal found 9/6![Virgin Atlantic logo]()
$892
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/191:55 pm -
2 stops14h 30m
Wed 11/46:10 am -
1 stop12h 00m
Deal found 9/6![United Airlines logo]()
$917
This KLM deal was found by Cheapflights users on 9/5. 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.
Tue 10/205:09 pm -
1 stop12h 41m
Wed 10/285:40 am -
2 stops16h 07m
Deal found 9/5![KLM logo]()
$1,073
This SWISS deal was found by Cheapflights users on 9/7. 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 11/243:40 pm -
2 stops15h 10m
Wed 12/97:05 pm -
2 stops23h 05m
Deal found 9/7![SWISS logo]()
$1,173
This British Airways deal was found by Cheapflights users on 9/6. 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 2/19:00 pm -
1 stop14h 30m
Tue 2/99:10 am -
1 stop16h 05m
Deal found 9/6![British Airways logo]()
$1,227
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Sun 12/206:30 pm -
1 stop14h 35m
Sat 1/97:00 am -
1 stop16h 20m
Deal found 9/7![Multiple Airlines logo]()
$795
This Turkish Airlines deal was found by Cheapflights users on 9/7. 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 11/178:15 pm -
1 stop38h 05m
Tue 12/15:20 pm -
1 stop31h 00m
Deal found 9/7![Turkish Airlines logo]()
$835
This Scandinavian Airlines deal was found by Cheapflights users on 9/2. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1610:30 am -
2 stops26h 00m
Mon 2/227:50 pm -
2 stops26h 55m
Deal found 9/2![Scandinavian Airlines logo]()
$852
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Sat 11/73:55 pm -
1 stop10h 10m
Thu 11/126:15 am -
2 stops17h 05m
Deal found 9/4![Multiple Airlines logo]()
$802
This Delta deal was found by Cheapflights users on 9/5. 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 10/275:09 pm -
1 stop13h 31m
Tue 11/36:30 am -
2 stops17h 30m
Deal found 9/5![Delta logo]()
$887
This Virgin Atlantic deal was found by Cheapflights users on 9/3. 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.
Sun 10/255:25 pm -
1 stop9h 45m
Wed 11/49:20 am -
2 stops17h 10m
Deal found 9/3![Virgin Atlantic logo]()
$910
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/94:25 pm -
Nonstop8h 20m
Fri 10/168:40 am -
1 stop13h 15m
Deal found 9/2![United Airlines logo]()
$923
This Turkish Airlines deal was found by Cheapflights users on 9/3. 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 10/511:25 am -
1 stop23h 15m
Fri 10/165:35 pm -
1 stop22h 05m
Deal found 9/3![Turkish Airlines logo]()
$865
This Scandinavian Airlines deal was found by Cheapflights users on 9/2. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:15 pm -
2 stops35h 00m
Thu 11/1212:55 pm -
2 stops33h 50m
Deal found 9/2![Scandinavian Airlines logo]()
$883
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sat 2/206:30 pm -
1 stop12h 35m
Sat 2/277:00 am -
1 stop16h 20m
Deal found 9/3![Multiple Airlines logo]()
$803
This Virgin Atlantic deal was found by Cheapflights users on 9/5. 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 12/54:08 pm -
1 stop13h 32m
Tue 12/86:30 am -
2 stops15h 47m
Deal found 9/5![Virgin Atlantic logo]()
$918
This Delta deal was found by Cheapflights users on 9/6. 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 2/31:00 pm -
1 stop11h 50m
Mon 2/86:30 am -
2 stops16h 20m
Deal found 9/6![Delta logo]()
$927
This Turkish Airlines deal was found by Cheapflights users on 9/6. 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.
Thu 11/512:45 pm -
1 stop15h 10m
Tue 11/175:20 pm -
1 stop22h 40m
Deal found 9/6![Turkish Airlines logo]()
$865
This United Airlines deal was found by Cheapflights users on 9/6. 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 12/15:50 pm -
1 stop10h 30m
Tue 12/2911:30 am -
1 stop14h 28m
Deal found 9/6![United Airlines logo]()
$952
This Mytrip deal was found by Cheapflights users on 9/3. 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 10/411:05 am -
2 stops17h 55m
Tue 10/135:40 am -
2 stops20h 15m
Deal found 9/3![Multiple Airlines logo]()
$816
This Virgin Atlantic deal was found by Cheapflights users on 9/7. 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 10/69:29 am -
2 stops14h 56m
Tue 10/1310:45 am -
1 stop13h 15m
Deal found 9/7![Virgin Atlantic logo]()
$920
This KLM deal was found by Cheapflights users on 9/5. 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.
Thu 11/512:27 pm -
2 stops14h 13m
Wed 11/115:40 am -
2 stops16h 38m
Deal found 9/5![KLM logo]()
$1,148
This Turkish Airlines deal was found by Cheapflights users on 9/7. 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 11/1611:45 am -
1 stop22h 35m
Tue 11/245:20 pm -
1 stop22h 40m
Deal found 9/7![Turkish Airlines logo]()
$865
This KAYAK deal was found by Cheapflights users on 9/4. 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 11/157:15 pm -
1 stop14h 45m
Wed 11/186:40 pm -
1 stop28h 05m
Deal found 9/4![Scandinavian Airlines logo]()
$955
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/211:05 am -
1 stop16h 55m
Wed 10/76:50 am -
1 stop11h 10m
Deal found 9/3![United Airlines logo]()
$955
Last-minute flights from Chicago to United KingdomDiscover last-minute flight deals from Chicago to United Kingdom. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to United Kingdom. Data last updated September 8, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Sat 10/33:50 pm -
1 stop36h 10m
Tue 11/109:35 am -
1 stop37h 28m
Deal found 9/6![Multiple Airlines logo]()
$706
This Cheapflightsfares deal was found by Cheapflights users on 9/3. 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.
Sun 10/117:25 pm -
1 stop10h 15m
Thu 10/151:05 pm -
1 stop11h 10m
Deal found 9/3![Icelandair logo]()
$705
This Mytrip deal was found by Cheapflights users on 9/3. 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.
Fri 10/1610:25 pm -
1 stop31h 15m
Thu 10/298:00 am -
2 stops15h 20m
Deal found 9/3![Multiple Airlines logo]()
$668
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sun 10/187:25 pm -
1 stop10h 15m
Wed 11/45:10 pm -
2 stops30h 10m
Deal found 9/3![Multiple Airlines logo]()
$663
This Gotogate deal was found by Cheapflights users on 9/3. 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.
Sun 10/187:25 pm -
1 stop10h 15m
Wed 11/411:55 am -
1 stop11h 25m
Deal found 9/3![Icelandair logo]()
$692
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sun 10/1810:25 pm -
1 stop10h 45m
Tue 11/37:00 am -
1 stop16h 20m
Deal found 9/3![Multiple Airlines logo]()
$693
This Mytrip deal was found by Cheapflights users on 9/4. 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 10/197:25 pm -
3 stops35h 35m
Sun 10/258:45 pm -
3 stops26h 35m
Deal found 9/4![Multiple Airlines logo]()
$697
This Mytrip deal was found by Cheapflights users on 9/6. 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.
Tue 10/207:25 pm -
2 stops13h 55m
Tue 10/277:40 am -
2 stops15h 40m
Deal found 9/6![Multiple Airlines logo]()
$606
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Tue 10/207:25 pm -
2 stops17h 05m
Fri 10/306:15 am -
1 stop17h 05m
Deal found 9/4![Multiple Airlines logo]()
$658
This oojo deal was found by Cheapflights users on 9/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:30 pm -
1 stop10h 20m
Mon 11/1612:15 pm -
1 stop11h 05m
Deal found 9/4![Icelandair logo]()
$706
This Mytrip deal was found by Cheapflights users on 9/4. 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 10/287:30 pm -
1 stop11h 15m
Thu 11/56:00 am -
1 stop17h 20m
Deal found 9/4![Multiple Airlines logo]()
$613
This Mytrip deal was found by Cheapflights users on 9/6. 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.
Thu 10/297:30 pm -
2 stops22h 35m
Thu 11/56:15 am -
2 stops17h 05m
Deal found 9/6![Multiple Airlines logo]()
$706
One-way flights from Chicago to United KingdomSearch for one-way flight options from Chicago to United Kingdom. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Chicago to United Kingdom. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Mytrip deal was found by Cheapflights users on 9/3. 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 11/256:30 pm -
1 stop10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Icelandair logo]()
$251
This Booking.com deal was found by Cheapflights users on 9/6. 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 9/297:25 pm -
1 stop10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Icelandair logo]()
$257
This FlightHub deal was found by Cheapflights users on 9/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:30 pm -
1 stop10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Icelandair logo]()
$262
This Booking.com deal was found by Cheapflights users on 9/6. 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.
Sun 10/410:25 pm -
2 stops20h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$281
This Mytrip deal was found by Cheapflights users on 9/3. 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 10/149:55 am -
1 stop18h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Mon 10/57:25 pm -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$287
This Mytrip deal was found by Cheapflights users on 9/4. 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 10/2111:05 am -
2 stops17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sun 10/257:30 pm -
2 stops23h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$301
This Flightnetwork deal was found by Cheapflights users on 9/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:25 pm -
1 stop31h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Icelandair logo]()
$304
This oojo deal was found by Cheapflights users on 9/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 pm -
1 stop13h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Icelandair logo]()
$304
This Kissandfly.com deal was found by Cheapflights users on 9/5. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/410:25 pm -
2 stops35h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/237:25 pm -
2 stops14h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$305
Find flight deals from Chicago to United Kingdom
Keep the following information in mind while searching for Chicago to United Kingdom flight deals. Data was last updated September 8, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $495 (Trip.com) |
One-way from | $251 (Mytrip) |
Popular in | June |
Cheapest in | February |
Average price | $877 |
Good round-trip deal | $975 or less |
Good one-way deal | $458 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to United Kingdom 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 8, 2026.
Use the filters below to find and compare flights from Chicago to the United Kingdom that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoManchester
ORD Chicago O'Hare Intl - MAN Manchester
ORDMAN
Chicago O'Hare Intl
Wed 11/25
6:30 pm-10:45 am
1 stop10h 15m
Manchester
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$251
ChicagoEdinburgh
ORD Chicago O'Hare Intl - EDI Edinburgh Turnhouse
ORDEDI
Chicago O'Hare Intl
Wed 10/21
11:05 am-10:10 am
2 stops17h 05m
Edinburgh Turnhouse
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$295
ChicagoLondon
ORD Chicago O'Hare Intl - LTN London Luton
ORDLTN
Chicago O'Hare Intl
Sun 10/18
7:25 pm-7:35 am
3 stops30h 10m
London Luton
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$308
ChicagoLondon
ORD Chicago O'Hare Intl - STN London Stansted
ORDSTN
Chicago O'Hare Intl
Thu 10/15
3:45 pm-2:35 pm
2 stops16h 50m
London Stansted
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$323
ChicagoLondon
ORD Chicago O'Hare Intl - LTN London Luton
ORDLTN
Chicago O'Hare Intl
Tue 10/13
2:15 pm-3:30 pm
2 stops19h 15m
London Luton
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$324
ChicagoLondon
ORD Chicago O'Hare Intl - LHR London Heathrow
ORDLHR
Chicago O'Hare Intl
Tue 3/2
5:45 pm-7:55 am
Nonstop8h 10m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$325
ChicagoManchester
ORD Chicago O'Hare Intl - MAN Manchester
ORDMAN
Chicago O'Hare Intl
Wed 11/11
7:00 pm-10:40 am
1 stop33h 40m
Manchester
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$325
ChicagoLondon
ORD Chicago O'Hare Intl - LTN London Luton
ORDLTN
Chicago O'Hare Intl
Thu 11/12
6:30 pm-2:25 pm
3 stops37h 55m
London Luton
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$325
ChicagoLondon
ORD Chicago O'Hare Intl - LHR London Heathrow
ORDLHR
Chicago O'Hare Intl
Mon 1/11
1:55 pm-7:10 am
1 stop11h 15m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$328
ChicagoLondon
ORD Chicago O'Hare Intl - LHR London Heathrow
ORDLHR
Chicago O'Hare Intl
Wed 10/14
9:38 am-6:30 am
1 stop14h 52m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$329
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Chicago to United Kingdom
Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Chicago with our price prediction graph.
ORD-MAN
ORD-EDI
ORD-LHR
MDW-LHR
ORD-LGW
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 Chicago to the United Kingdom
CHI-GB0
ORD-MAN
ORD-EDI
ORD-LHR
MDW-LHR
What is the cheapest month to book a flight from Chicago to United Kingdom?
Currently, January is the cheapest month in which you can book a flight from Chicago to United Kingdom (average of $663). Flying from Chicago to United Kingdom in June is currently the most expensive (average of $1,348). 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 CHI to GB?
Find hourly flight availability from Chicago to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 8, 2026.
When flying from Chicago to United Kingdom, 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 Chicago to United Kingdom
Explore weekly flight availability from Chicago to United Kingdom. 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 8, 2026.
The most flights from CHI to GB0 are scheduled on a Friday (54 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (10 on average).
How often are flights from Chicago to the United Kingdom delayed?
About 25% of weekly flights between Chicago and United Kingdom have experienced delays in the past year, with the average delay time being 168 minutes.
What is the most punctual flight time for Chicago to the United Kingdom flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night 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 Chicago to the United Kingdom flights?
Over the last year, British Airways have had the lowest number of delays on this route, with just 24% of flights being delayed.
How far ahead should I book a flight from Chicago to United Kingdom?
The price you pay for your flight from Chicago to United Kingdom may vary depending on when you book. For the best chance of a lower fare, look to book 9 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing United Kingdom
Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated September 8, 2026.
Peruse reviews from past customers who have flown with United Airlines,Aer Lingus, andAmerican Airlines from Chicago to the United Kingdom to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Food
6.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Food
6.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Food
6.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Food
6.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Food
6.7
Overall
7.4
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Related info for your journey
Find useful and relevant information for your journey from Chicago to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Chicago to United Kingdom
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Complete your trip
Complete your trip to United Kingdom by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Chicago to United Kingdom by cabin class
Find flights from Chicago to United Kingdom, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Chicago and United Kingdom flights
Browse other Chicago and United Kingdom flight options. Last updated on September 8, 2026.
Popular flight searches
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Chicago to United Kingdom flights
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Fly to United Kingdom regions
Consider these flights traveling to United Kingdom regions.
Top 10 airlines flying from Chicago to United Kingdom
Discover the top 10 airlines that operate flights from Chicago to United Kingdom. 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 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$714 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$362 | Average$781 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$428 | Average$721 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$430 | Average$688 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$448 | Average$974 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$458 | Average$823 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$476 | Average$730 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$488 | Average$1,268 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$522 | Average$809 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$523 | Average$994 | FlexibilityNo cancel fee | On-time71% |