$278+ Cheap flights from Chicago (CHI) to the United Kingdom
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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — LHR
mei. 31 — jun. 71
Round-trip
1 adult, Economy
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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 mei 1, 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 mei 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
zo 7/197:25 pm
ORD
- MAN
1 stop10h 15m
Multiple Airlines
do 9/36:55 am
MAN
- ORD
2 stops16h 55m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$666
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
ma 11/26:30 pm
ORD
- GLA
1 stop9h 25m
Multiple Airlines
wo 11/189:45 am
GLA
- ORD
2 stops37h 35m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$672
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
zo 11/16:30 pm
ORD
- GLA
1 stop9h 25m
Multiple Airlines
do 11/127:15 am
GLA
- ORD
2 stops16h 05m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$687
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
di 10/277:30 pm
ORD
- GLA
1 stop9h 25m
Multiple Airlines
do 11/59:25 pm
GLA
- ORD
2 stops25h 55m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$693
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
ma 10/267:30 pm
ORD
- GLA
1 stop9h 25m
Multiple Airlines
do 11/57:15 am
GLA
- ORD
2 stops16h 05m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$694
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
ma 10/267:30 pm
ORD
- GLA
1 stop9h 25m
Multiple Airlines
vr 11/67:45 am
GLA
- ORD
2 stops15h 35m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$696
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
do 11/56:30 pm
ORD
- MAN
1 stop10h 15m
Multiple Airlines
di 11/107:35 am
MAN
- ORD
2 stops15h 45m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$702
This CrystalTravel deal was found by Cheapflights users on 4/30. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma 11/26:30 pm
ORD
- GLA
1 stop9h 25m
Icelandair
wo 11/1811:55 am
GLA
- ORD
1 stop11h 25m
Icelandair
Deal found 4/30![Icelandair logo]()
$703
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
ma 10/267:30 pm
ORD
- GLA
1 stop9h 25m
Multiple Airlines
wo 11/47:45 am
GLA
- ORD
2 stops15h 35m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$704
This oojo deal was found by Cheapflights users on 4/30. 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.
wo 10/287:30 pm
ORD
- GLA
1 stop9h 25m
Icelandair
vr 11/611:55 am
GLA
- ORD
1 stop11h 25m
Icelandair
Deal found 4/30![Icelandair logo]()
$710
This oojo deal was found by Cheapflights users on 4/29. 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.
wo 10/147:25 pm
ORD
- GLA
1 stop12h 00m
Icelandair
ma 10/192:20 pm
GLA
- ORD
1 stop9h 55m
Icelandair
Deal found 4/29![Icelandair logo]()
$711
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
wo 10/287:30 pm
ORD
- GLA
1 stop9h 25m
Multiple Airlines
zo 11/810:15 pm
GLA
- ORD
2 stops25h 05m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$712
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 mei 1, 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 mei 1, 2026.
This Mytrip deal was found by Cheapflights users on 4/30. 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.
wo 5/279:55 am
ORD
- LTN
3 stops23h 30m
Multiple Airlines
wo 6/36:10 pm
LTN
- ORD
2 stops24h 55m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$791
This United Airlines deal was found by Cheapflights users on 4/26. 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.
ma 7/204:30 pm
ORD
- LHR
Nonstop8h 15m
United Airlines
di 8/256:50 am
LHR
- ORD
1 stop11h 10m
United Airlines
Deal found 4/26![United Airlines logo]()
$859
This Delta deal was found by Cheapflights users on 4/26. 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.
ma 7/205:10 pm
ORD
- LGW
1 stop16h 50m
Delta
di 8/2510:35 am
LGW
- ORD
2 stops16h 59m
Delta
Deal found 4/26![Delta logo]()
$881
This Virgin Atlantic deal was found by Cheapflights users on 4/30. 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.
di 5/54:20 pm
ORD
- GLA
1 stop17h 50m
Virgin Atlantic
do 5/149:10 am
GLA
- ORD
1 stop11h 05m
Virgin Atlantic
Deal found 4/30![Virgin Atlantic logo]()
$885
This KLM deal was found by Cheapflights users on 4/30. 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.
ma 5/44:50 pm
ORD
- GLA
1 stop24h 20m
KLM
ma 5/114:55 pm
GLA
- ORD
1 stop27h 20m
KLM
Deal found 4/30![KLM logo]()
$885
This Scandinavian Airlines deal was found by Cheapflights users on 4/28. 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.
wo 9/26:00 am
ORD
- EDI
2 stops30h 25m
Scandinavian Airlines
ma 9/77:55 pm
EDI
- ORD
2 stops26h 15m
Scandinavian Airlines
Deal found 4/28![Scandinavian Airlines logo]()
$953
This Icelandair deal was found by Cheapflights users on 4/28. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
zo 5/1710:25 pm
ORD
- LGW
1 stop31h 20m
Icelandair
zo 5/241:00 pm
LGW
- ORD
1 stop14h 25m
Icelandair
Deal found 4/28![Icelandair logo]()
$1,175
This JetBlue deal was found by Cheapflights users on 4/29. 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.
ma 6/13:27 pm
ORD
- EDI
1 stop11h 53m
JetBlue
di 6/1612:10 pm
EDI
- ORD
1 stop15h 20m
JetBlue
Deal found 4/29![JetBlue logo]()
$1,176
This SWISS deal was found by Cheapflights users on 4/30. 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.
vr 5/88:15 pm
ORD
- LGW
2 stops15h 35m
SWISS
ma 5/119:25 am
LGW
- ORD
2 stops14h 35m
SWISS
Deal found 4/30![SWISS logo]()
$1,224
This Turkish Airlines deal was found by Cheapflights users on 4/29. 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.
vr 8/711:25 am
ORD
- STN
1 stop16h 30m
Turkish Airlines
vr 8/216:40 am
STN
- ORD
1 stop17h 35m
Turkish Airlines
Deal found 4/29![Turkish Airlines logo]()
$1,229
This Mytrip deal was found by Cheapflights users on 4/26. 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.
zo 5/108:45 am
ORD
- LTN
2 stops27h 30m
Multiple Airlines
di 5/195:40 am
LTN
- ORD
2 stops34h 38m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$803
This Delta deal was found by Cheapflights users on 4/26. 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.
zo 7/195:10 pm
ORD
- LGW
1 stop16h 50m
Delta
di 8/2510:35 am
LGW
- ORD
2 stops16h 59m
Delta
Deal found 4/26![Delta logo]()
$881
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
di 9/89:00 pm
ORD
- STN
1 stop18h 20m
Multiple Airlines
za 9/127:55 pm
STN
- ORD
2 stops27h 55m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$804
This KLM deal was found by Cheapflights users on 4/27. 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.
zo 9/204:20 pm
ORD
- LCY
1 stop10h 30m
KLM
vr 10/28:25 am
LCY
- ORD
1 stop11h 50m
KLM
Deal found 4/27![KLM logo]()
$889
This United Airlines deal was found by Cheapflights users on 4/29. 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.
zo 5/109:40 pm
ORD
- LHR
Nonstop8h 15m
United Airlines
ma 5/186:50 am
LHR
- ORD
1 stop11h 10m
United Airlines
Deal found 4/29![United Airlines logo]()
$911
This Virgin Atlantic deal was found by Cheapflights users on 4/26. 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.
di 8/1811:30 am
ORD
- LCY
2 stops16h 00m
Virgin Atlantic
za 9/512:10 pm
LCY
- ORD
2 stops17h 47m
Virgin Atlantic
Deal found 4/26![Virgin Atlantic logo]()
$953
This KLM deal was found by Cheapflights users on 4/30. 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.
di 5/511:19 am
ORD
- GLA
2 stops15h 06m
KLM
do 5/149:10 am
GLA
- ORD
1 stop11h 05m
KLM
Deal found 4/30![KLM logo]()
$890
This United Airlines deal was found by Cheapflights users on 4/26. 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.
wo 7/2910:41 am
ORD
- LHR
1 stop15h 54m
United Airlines
do 8/1311:05 am
LHR
- ORD
Nonstop9h 05m
United Airlines
Deal found 4/26![United Airlines logo]()
$918
This Delta deal was found by Cheapflights users on 4/26. 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.
di 5/1212:51 pm
ORD
- LHR
1 stop13h 59m
Delta
zo 5/176:30 am
LHR
- ORD
2 stops14h 27m
Delta
Deal found 4/26![Delta logo]()
$924
This Mytrip deal was found by Cheapflights users on 4/27. 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.
zo 5/319:55 am
ORD
- LTN
2 stops30h 25m
Multiple Airlines
do 6/45:30 pm
LTN
- ORD
2 stops28h 30m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$853
This Virgin Atlantic deal was found by Cheapflights users on 4/26. 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.
za 8/294:20 pm
ORD
- LCY
1 stop20h 10m
Virgin Atlantic
di 9/89:20 am
LCY
- ORD
2 stops18h 16m
Virgin Atlantic
Deal found 4/26![Virgin Atlantic logo]()
$988
This KLM deal was found by Cheapflights users on 4/30. 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.
vr 5/85:10 pm
ORD
- LGW
1 stop10h 15m
KLM
do 12/310:00 am
LGW
- ORD
1 stop11h 10m
KLM
Deal found 4/30![KLM logo]()
$923
This United Airlines deal was found by Cheapflights users on 4/30. 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.
vr 5/82:15 pm
ORD
- LHR
1 stop10h 20m
United Airlines
do 12/31:35 pm
LHR
- ORD
Nonstop9h 20m
United Airlines
Deal found 4/30![United Airlines logo]()
$948
This Delta deal was found by Cheapflights users on 4/28. 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.
za 10/34:20 pm
ORD
- LCY
1 stop14h 55m
Delta
za 10/108:25 am
LCY
- ORD
1 stop11h 50m
Delta
Deal found 4/28![Delta logo]()
$989
This Mytrip deal was found by Cheapflights users on 4/28. 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.
wo 6/179:55 am
ORD
- LTN
3 stops29h 20m
Multiple Airlines
vr 6/196:20 am
LTN
- ORD
2 stops21h 45m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$904
This JetBlue deal was found by Cheapflights users on 4/29. 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.
za 7/181:55 pm
ORD
- LGW
1 stop13h 40m
JetBlue
zo 7/2612:20 pm
LGW
- ORD
1 stop13h 05m
JetBlue
Deal found 4/29![JetBlue logo]()
$1,233
This Virgin Atlantic deal was found by Cheapflights users on 4/29. 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.
do 10/14:20 pm
ORD
- LCY
1 stop10h 30m
Virgin Atlantic
do 10/89:20 am
LCY
- ORD
2 stops18h 44m
Virgin Atlantic
Deal found 4/29![Virgin Atlantic logo]()
$1,020
This KLM deal was found by Cheapflights users on 4/27. 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.
wo 5/1312:53 pm
MDW
- LHR
1 stop11h 32m
KLM
wo 6/39:20 am
LHR
- MDW
1 stop12h 52m
KLM
Deal found 4/27![KLM logo]()
$932
This Turkish Airlines deal was found by Cheapflights users on 4/27. 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.
zo 7/1211:25 am
ORD
- STN
1 stop16h 30m
Turkish Airlines
zo 7/1910:50 am
STN
- ORD
1 stop28h 50m
Turkish Airlines
Deal found 4/27![Turkish Airlines logo]()
$1,256
This United Airlines deal was found by Cheapflights users on 4/28. 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.
vr 5/159:40 pm
ORD
- LHR
Nonstop8h 15m
United Airlines
vr 5/226:50 am
LHR
- ORD
1 stop11h 10m
United Airlines
Deal found 4/28![United Airlines logo]()
$949
Last-minute flights from Chicago to United KingdomDiscover last-minute flight deals from Chicago to United Kingdom. Data last updated mei 1, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to United Kingdom. Data last updated mei 1, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
zo 5/310:25 pm
ORD
- LGW
1 stop31h 20m
Icelandair
di 5/123:40 pm
LGW
- ORD
1 stop32h 35m
Icelandair
Deal found 4/26![Icelandair logo]()
$764
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
zo 5/310:25 pm
ORD
- LHR
1 stop31h 30m
Icelandair
di 5/129:25 pm
LHR
- ORD
1 stop26h 50m
Icelandair
Deal found 4/26![Icelandair logo]()
$765
This deal was found by Cheapflights users on 4/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
za 5/97:25 pm
ORD
- LGW
1 stop13h 10m
Icelandair
zo 5/171:00 pm
LGW
- ORD
1 stop14h 25m
Icelandair
Deal found 4/28![Icelandair logo]()
$753
This Gotogate deal was found by Cheapflights users on 4/26. 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.
zo 5/1010:25 pm
ORD
- LHR
1 stop31h 30m
Icelandair
di 5/191:05 pm
LHR
- ORD
1 stop11h 10m
Icelandair
Deal found 4/26![Icelandair logo]()
$755
This Mytrip deal was found by Cheapflights users on 4/26. 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.
zo 5/1010:25 pm
ORD
- LTN
2 stops17h 55m
Multiple Airlines
wo 5/136:15 am
LTN
- ORD
3 stops32h 45m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$765
This Mytrip deal was found by Cheapflights users on 4/28. 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.
ma 5/119:55 am
ORD
- STN
2 stops18h 45m
Multiple Airlines
di 5/1910:00 pm
STN
- ORD
3 stops27h 40m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$756
This Mytrip deal was found by Cheapflights users on 4/27. 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.
ma 5/118:35 pm
ORD
- LGW
2 stops31h 15m
Multiple Airlines
di 5/198:35 pm
LGW
- ORD
3 stops29h 05m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$761
This Mytrip deal was found by Cheapflights users on 4/28. 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.
di 5/269:55 am
ORD
- LTN
3 stops21h 30m
Multiple Airlines
wo 6/176:15 am
LTN
- ORD
3 stops21h 50m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$754
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
di 5/265:30 pm
ORD
- EDI
1 stop34h 20m
Multiple Airlines
di 6/26:10 pm
EDI
- ORD
2 stops48h 55m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$761
This Mytrip deal was found by Cheapflights users on 4/30. 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.
di 5/263:50 pm
ORD
- STN
2 stops24h 50m
Multiple Airlines
wo 6/38:20 am
STN
- ORD
2 stops34h 45m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$766
This Mytrip deal was found by Cheapflights users on 4/27. 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.
wo 5/279:55 am
ORD
- LTN
3 stops20h 40m
Multiple Airlines
wo 6/38:00 am
LTN
- ORD
2 stops35h 05m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$762
This Mytrip deal was found by Cheapflights users on 4/29. 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.
zo 5/313:50 pm
ORD
- STN
2 stops24h 05m
Multiple Airlines
do 6/410:00 am
STN
- ORD
2 stops36h 00m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$759
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 mei 1, 2026.
Search for one-way flight options from Chicago to United Kingdom. Find affordable one-way fares based on user searches. Data last updated mei 1, 2026.
This oojo deal was found by Cheapflights users on 4/30. 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.
di 8/117:25 pm
ORD
- MAN
1 stop10h 15m
Icelandair
Deal found 4/30![Icelandair logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
zo 7/267:25 pm
ORD
- MAN
1 stop10h 15m
Icelandair
Deal found 4/30![Icelandair logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
di 7/287:25 pm
ORD
- MAN
1 stop10h 15m
Icelandair
Deal found 4/30![Icelandair logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
za 8/110:25 pm
ORD
- MAN
1 stop31h 15m
Icelandair
Deal found 4/30![Icelandair logo]()
$292
This CrystalTravel deal was found by Cheapflights users on 4/30. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wo 7/299:15 pm
ORD
- MAN
1 stop12h 15m
British Airways
Deal found 4/30![British Airways logo]()
$306
This CrystalTravel deal was found by Cheapflights users on 5/1. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wo 8/197:05 pm
ORD
- MAN
1 stop12h 05m
British Airways
Deal found 5/1![British Airways logo]()
$308
This Cheapflightsfares deal was found by Cheapflights users on 4/26. 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.
di 8/117:05 pm
ORD
- MAN
1 stop14h 05m
British Airways
Deal found 4/26![British Airways logo]()
$313
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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.
do 9/247:25 pm
ORD
- MAN
1 stop10h 15m
Icelandair
Deal found 4/30![Icelandair logo]()
$314
This American Airlines deal was found by Cheapflights users on 4/28. 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.
di 8/1110:35 pm
ORD
- MAN
1 stop14h 25m
American Airlines
Deal found 4/28![American Airlines logo]()
$317
This British Airways deal was found by Cheapflights users on 4/28. 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.
ma 8/179:15 pm
ORD
- MAN
1 stop11h 55m
British Airways
Deal found 4/28![British Airways logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
di 6/910:15 am
MDW
- EDI
3 stops19h 45m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$323
This KAYAK deal was found by Cheapflights users on 4/30. 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.
ma 7/2710:25 pm
ORD
- MAN
1 stop31h 15m
Icelandair
Deal found 4/30![Icelandair logo]()
$325
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 mei 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $666 (Kiwi.com) |
One-way from | $278 (oojo) |
Popular in | June |
Cheapest in | February |
Average price | $866 |
Good round-trip deal | $941 or less |
Good one-way deal | $508 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 2,558,603 searches. Data last updated mei 1, 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
ChicagoLondon
ORD - LTN
ORDLTN
Chicago O'Hare Intl
wo 5/27
9:55 am-3:25 pm
3 stops23h 30m
London Luton
wo 6/3
6:10 pm-1:05 pm
2 stops24h 55m
$791
ChicagoLondon
ORD - LTN
ORDLTN
Chicago O'Hare Intl
zo 5/10
8:45 am-6:15 pm
2 stops27h 30m
London Luton
di 5/19
5:40 am-10:18 am
2 stops34h 38m
$803
ChicagoLondon
ORD - STN
ORDSTN
Chicago O'Hare Intl
di 9/8
9:00 pm-9:20 pm
1 stop18h 20m
London Stansted
za 9/12
7:55 pm-5:50 pm
2 stops27h 55m
$804
ChicagoLondon
ORD - LTN
ORDLTN
Chicago O'Hare Intl
zo 5/31
9:55 am-10:20 pm
2 stops30h 25m
London Luton
do 6/4
5:30 pm-4:00 pm
2 stops28h 30m
$853
Quickest round-trip
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
ma 7/20
4:30 pm-6:45 am
Nonstop8h 15m
London Heathrow
di 8/25
6:50 am-12:00 pm
1 stop11h 10m
$859
ChicagoLondon
ORD - LGW
ORDLGW
Chicago O'Hare Intl
ma 7/20
5:10 pm-4:00 pm
1 stop16h 50m
London Gatwick
di 8/25
10:35 am-9:34 pm
2 stops16h 59m
$881
ChicagoLondon
ORD - LGW
ORDLGW
Chicago O'Hare Intl
zo 7/19
5:10 pm-4:00 pm
1 stop16h 50m
London Gatwick
di 8/25
10:35 am-9:34 pm
2 stops16h 59m
$881
ChicagoGlasgow
ORD - GLA
ORDGLA
Chicago O'Hare Intl
di 5/5
4:20 pm-4:10 pm
1 stop17h 50m
Glasgow Intl
do 5/14
9:10 am-2:15 pm
1 stop11h 05m
$885
ChicagoGlasgow
ORD - GLA
ORDGLA
Chicago O'Hare Intl
ma 5/4
4:50 pm-11:10 pm
1 stop24h 20m
Glasgow Intl
ma 5/11
4:55 pm-2:15 pm
1 stop27h 20m
$885
ChicagoLondon
ORD - LCY
ORDLCY
Chicago O'Hare Intl
zo 9/20
4:20 pm-8:50 am
1 stop10h 30m
London City
vr 10/2
8:25 am-2:15 pm
1 stop11h 50m
$889
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-GLA
ORD-LGW
ORD-LTN
ORD-LHR
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-GLA
ORD-LGW
ORD-LTN
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.
What is the cheapest month to book a flight from Chicago to United Kingdom?
Currently, October is the cheapest month in which you can book a flight from Chicago to United Kingdom (average of $676). Flying from Chicago to United Kingdom in June is currently the most expensive (average of $1,307). 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 mei 1, 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 mei 1, 2026.
The most flights from CHI to GB0 are scheduled on a Thursday (58 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (50 on average).
How often are flights from Chicago to the United Kingdom delayed?
About 26% of weekly flights between Chicago and United Kingdom have experienced delays in the past year, with the average delay time being 173 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 in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday 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, American Airlines have had the lowest number of delays on this route, with just 25% of flights being delayed.
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 mei 1, 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.
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Comfort
7.3
Crew
8.1
Boarding
7.7
Food
6.6
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
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 mei 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Chicago to United Kingdom flights
Consider these flights traveling from Chicago to United Kingdom.
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 2,558,603 searches. Data last updated mei 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$51 | Average$821 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$321 | Average$637 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$345 | Average$866 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$377 | Average$657 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$428 | Average$645 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$465 | Average$664 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$481 | Average$893 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$513 | Average$830 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$522 | Average$677 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$532 | Average$832 | FlexibilityNo cancel fee | On-time70% |