$261+ Cheap flights from Illinois 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LHR
Jul 4 — Jul 111
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to United Kingdom with Cheapflights
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Cheapest flights from Illinois to United KingdomExplore the most affordable flight options available from Illinois to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 4, 2026.
Explore the most affordable flight options available from Illinois to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 9/211:45 am
ORD
- EDI
1 stop16h 25m
Multiple Airlines
Sun 9/138:30 pm
EDI
- ORD
2 stops31h 05m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$667
This Mytrip deal was found by Cheapflights users on 6/3. 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.
Tue 9/159:50 am
ORD
- EDI
1 stop18h 20m
Multiple Airlines
Tue 9/2210:00 pm
EDI
- ORD
2 stops27h 48m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$690
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:45 am
ORD
- EDI
1 stop16h 25m
Multiple Airlines
Tue 9/88:30 pm
EDI
- ORD
2 stops31h 05m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$693
This Mytrip deal was found by Cheapflights users on 6/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:50 am
ORD
- EDI
1 stop18h 20m
Multiple Airlines
Tue 8/2510:00 pm
EDI
- ORD
2 stops24h 57m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$698
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:00 pm
ORD
- EDI
1 stop12h 40m
Multiple Airlines
Wed 9/168:05 pm
EDI
- ORD
2 stops31h 30m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$702
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:00 pm
ORD
- EDI
1 stop14h 30m
Multiple Airlines
Tue 9/156:15 am
EDI
- ORD
2 stops21h 20m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$706
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/63:45 pm
ORD
- EDI
1 stop12h 20m
Multiple Airlines
Wed 9/168:05 pm
EDI
- ORD
2 stops31h 30m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$707
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:00 pm
ORD
- EDI
1 stop11h 00m
Multiple Airlines
Thu 9/177:25 pm
EDI
- ORD
2 stops32h 10m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$709
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:00 pm
ORD
- EDI
1 stop11h 35m
Multiple Airlines
Wed 9/168:05 pm
EDI
- ORD
2 stops31h 30m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$710
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:00 pm
ORD
- EDI
1 stop12h 40m
Multiple Airlines
Thu 9/177:25 pm
EDI
- ORD
2 stops32h 10m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$711
This KAYAK deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:15 pm
ORD
- LHR
Nonstop8h 15m
Austrian Airlines
Wed 9/98:00 am
LHR
- ORD
Nonstop9h 10m
Austrian Airlines
Deal found 5/31![Austrian Airlines logo]()
$916
This KAYAK deal was found by Cheapflights users on 5/31. 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 8/68:20 pm
ORD
- LGW
1 stop31h 15m
JetBlue
Sat 8/2212:20 pm
LGW
- ORD
1 stop27h 39m
JetBlue
Deal found 5/31![JetBlue logo]()
$916
Best flights from Illinois to United KingdomDiscover carefully curated flight deals from Illinois to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
Discover carefully curated flight deals from Illinois to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
This Justfly.com deal was found by Cheapflights users on 5/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:15 pm
ORD
- EDI
2 stops32h 20m
Scandinavian Airlines
Wed 11/47:10 pm
EDI
- ORD
1 stop27h 35m
Scandinavian Airlines
Deal found 5/30![Scandinavian Airlines logo]()
$822
This Turkish Airlines deal was found by Cheapflights users on 6/4. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:10 pm
ORD
- EDI
1 stop37h 45m
Turkish Airlines
Fri 10/164:55 pm
EDI
- ORD
1 stop31h 20m
Turkish Airlines
Deal found 6/4![Turkish Airlines logo]()
$898
This JetBlue deal was found by Cheapflights users on 6/3. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:00 pm
ORD
- EDI
1 stop14h 20m
JetBlue
Thu 10/111:30 am
EDI
- ORD
1 stop13h 52m
JetBlue
Deal found 6/3![JetBlue logo]()
$911
This Virgin Atlantic deal was found by Cheapflights users on 6/4. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:46 pm
MDW
- LHR
2 stops14h 29m
Virgin Atlantic
Mon 8/246:30 am
LHR
- MDW
2 stops18h 03m
Virgin Atlantic
Deal found 6/4![Virgin Atlantic logo]()
$928
This Delta deal was found by Cheapflights users on 6/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:10 pm
ORD
- LGW
1 stop10h 15m
Delta
Sun 8/2310:25 am
LGW
- ORD
2 stops17h 22m
Delta
Deal found 6/3![Delta logo]()
$930
This British Airways deal was found by Cheapflights users on 5/31. 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.
Sun 9/67:05 pm
ORD
- LHR
Nonstop8h 00m
British Airways
Sun 9/2012:15 pm
LHR
- ORD
Nonstop8h 45m
British Airways
Deal found 5/31![British Airways logo]()
$937
This United Airlines deal was found by Cheapflights users on 5/30. 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.
Mon 11/163:45 pm
ORD
- LHR
Nonstop8h 10m
United Airlines
Mon 11/237:40 am
LHR
- ORD
Nonstop9h 05m
United Airlines
Deal found 5/30![United Airlines logo]()
$937
This KLM deal was found by Cheapflights users on 5/31. 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.
Mon 8/174:50 pm
ORD
- LCY
1 stop10h 00m
KLM
Mon 8/2410:00 am
LCY
- ORD
1 stop10h 30m
KLM
Deal found 5/31![KLM logo]()
$937
This Mytrip deal was found by Cheapflights users on 5/31. 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 6/125:35 pm
ORD
- LTN
2 stops14h 25m
Multiple Airlines
Fri 6/266:20 am
LTN
- ORD
2 stops21h 45m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$948
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/2. 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.
Wed 9/210:56 am
ORD
- LGW
2 stops16h 49m
TAP AIR PORTUGAL
Tue 9/89:15 pm
LGW
- ORD
2 stops24h 45m
TAP AIR PORTUGAL
Deal found 6/2![TAP AIR PORTUGAL logo]()
$1,083
This Lufthansa deal was found by Cheapflights users on 6/1. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:35 pm
ORD
- LHR
Nonstop8h 25m
Lufthansa
Sun 10/46:30 am
LHR
- ORD
1 stop12h 25m
Lufthansa
Deal found 6/1![Lufthansa logo]()
$1,248
This SWISS deal was found by Cheapflights users on 6/3. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/232:20 pm
ORD
- LGW
1 stop12h 05m
SWISS
Mon 7/279:25 am
LGW
- ORD
1 stop12h 30m
SWISS
Deal found 6/3![SWISS logo]()
$1,389
This Scandinavian Airlines deal was found by Cheapflights users on 6/4. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:15 pm
ORD
- EDI
2 stops33h 00m
Scandinavian Airlines
Fri 10/167:40 pm
EDI
- ORD
2 stops26h 30m
Scandinavian Airlines
Deal found 6/4![Scandinavian Airlines logo]()
$884
This Turkish Airlines deal was found by Cheapflights users on 5/31. 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 9/2911:25 am
ORD
- EDI
1 stop16h 15m
Turkish Airlines
Fri 10/94:55 pm
EDI
- ORD
1 stop22h 45m
Turkish Airlines
Deal found 5/31![Turkish Airlines logo]()
$905
This Virgin Atlantic deal was found by Cheapflights users on 6/2. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:20 pm
ORD
- LCY
1 stop10h 30m
Virgin Atlantic
Wed 8/1910:00 am
LCY
- ORD
1 stop10h 30m
Virgin Atlantic
Deal found 6/2![Virgin Atlantic logo]()
$938
This KLM deal was found by Cheapflights users on 6/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:46 pm
MDW
- LHR
1 stop11h 39m
KLM
Sat 9/53:15 pm
LHR
- MDW
1 stop13h 21m
KLM
Deal found 6/1![KLM logo]()
$951
This Delta deal was found by Cheapflights users on 5/31. 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 8/75:28 am
ORD
- LHR
1 stop18h 57m
Delta
Thu 8/138:40 am
LHR
- ORD
2 stops17h 47m
Delta
Deal found 5/31![Delta logo]()
$952
This Mytrip deal was found by Cheapflights users on 6/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:25 pm
ORD
- LTN
2 stops14h 40m
Multiple Airlines
Mon 8/38:15 am
LTN
- ORD
2 stops19h 10m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$961
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Sat 11/285:00 am
ORD
- LHR
1 stop10h 20m
United Airlines
Wed 12/210:25 am
LHR
- ORD
Nonstop9h 20m
United Airlines
Deal found 5/31![United Airlines logo]()
$971
This KLM deal was found by Cheapflights users on 6/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:27 pm
MDW
- LHR
1 stop11h 43m
KLM
Mon 8/249:20 am
LHR
- MDW
1 stop12h 55m
KLM
Deal found 6/1![KLM logo]()
$951
This Virgin Atlantic deal was found by Cheapflights users on 6/4. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:06 pm
MDW
- LHR
1 stop11h 59m
Virgin Atlantic
Sat 8/291:25 pm
LHR
- MDW
1 stop15h 11m
Virgin Atlantic
Deal found 6/4![Virgin Atlantic logo]()
$952
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:00 am
ORD
- LHR
1 stop18h 20m
Delta
Wed 8/1211:45 am
LHR
- ORD
2 stops16h 54m
Delta
Deal found 6/2![Delta logo]()
$953
This Turkish Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 10/1011:25 am
ORD
- EDI
1 stop22h 30m
Turkish Airlines
Sat 10/2410:40 am
EDI
- ORD
1 stop30h 20m
Turkish Airlines
Deal found 6/3![Turkish Airlines logo]()
$957
This Mytrip deal was found by Cheapflights users on 6/3. 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.
Sat 8/110:25 pm
ORD
- LTN
2 stops17h 50m
Multiple Airlines
Fri 8/149:50 pm
LTN
- ORD
2 stops24h 15m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$970
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:40 pm
ORD
- LHR
Nonstop8h 15m
United Airlines
Sun 8/2311:05 am
LHR
- ORD
Nonstop9h 05m
United Airlines
Deal found 6/4![United Airlines logo]()
$987
This British Airways deal was found by Cheapflights users on 6/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:35 pm
STL
- LHR
Nonstop8h 00m
British Airways
Sun 9/204:25 pm
LHR
- STL
Nonstop9h 05m
British Airways
Deal found 6/2![British Airways logo]()
$1,101
This JetBlue deal was found by Cheapflights users on 6/3. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/41:55 pm
ORD
- LHR
1 stop10h 35m
JetBlue
Thu 7/98:15 am
LHR
- ORD
1 stop14h 01m
JetBlue
Deal found 6/3![JetBlue logo]()
$1,133
This KLM deal was found by Cheapflights users on 5/31. 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.
Wed 8/1912:46 pm
MDW
- LHR
1 stop11h 39m
KLM
Mon 8/249:20 am
LHR
- MDW
1 stop12h 55m
KLM
Deal found 5/31![KLM logo]()
$951
This Turkish Airlines deal was found by Cheapflights users on 5/31. 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 8/248:10 pm
ORD
- STN
1 stop38h 40m
Turkish Airlines
Wed 9/910:50 am
STN
- ORD
1 stop28h 50m
Turkish Airlines
Deal found 5/31![Turkish Airlines logo]()
$958
This Virgin Atlantic deal was found by Cheapflights users on 6/4. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:50 pm
ORD
- LCY
1 stop10h 00m
Virgin Atlantic
Tue 9/810:00 am
LCY
- ORD
2 stops16h 17m
Virgin Atlantic
Deal found 6/4![Virgin Atlantic logo]()
$966
Last-minute flights from Illinois to United KingdomDiscover last-minute flight deals from Illinois to United Kingdom. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to United Kingdom. Data last updated June 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/31. 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 7/310:16 am
ORD
- LGW
1 stop17h 44m
Multiple Airlines
Fri 8/212:00 pm
LGW
- ORD
1 stop15h 14m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$917
This KLM deal was found by Cheapflights users on 5/31. 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.
Sun 7/54:20 pm
ORD
- LCY
1 stop11h 10m
KLM
Wed 8/197:45 am
LCY
- ORD
1 stop12h 45m
KLM
Deal found 5/31![KLM logo]()
$917
This Mytrip deal was found by Cheapflights users on 6/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:45 am
ORD
- EDI
2 stops19h 25m
Multiple Airlines
Sun 7/129:25 am
EDI
- ORD
2 stops35h 30m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$829
This Mytrip deal was found by Cheapflights users on 5/31. 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 7/83:50 pm
ORD
- EDI
1 stop12h 20m
Multiple Airlines
Wed 7/2211:05 am
EDI
- ORD
2 stops31h 35m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$852
This United Airlines deal was found by Cheapflights users on 5/31. 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 7/84:30 pm
ORD
- LHR
Nonstop8h 15m
United Airlines
Thu 8/208:00 am
LHR
- ORD
Nonstop9h 05m
United Airlines
Deal found 5/31![United Airlines logo]()
$917
This Mytrip deal was found by Cheapflights users on 5/30. 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.
Thu 7/98:50 am
ORD
- EDI
2 stops17h 15m
Multiple Airlines
Tue 7/149:25 am
EDI
- ORD
2 stops35h 30m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$818
This Mytrip deal was found by Cheapflights users on 6/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:40 pm
ORD
- EDI
2 stops29h 25m
Multiple Airlines
Sun 7/199:25 am
EDI
- ORD
2 stops33h 57m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$797
This Mytrip deal was found by Cheapflights users on 6/4. 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 7/152:15 pm
ORD
- EDI
1 stop13h 55m
Multiple Airlines
Tue 7/219:25 am
EDI
- ORD
2 stops33h 57m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$846
This Mytrip deal was found by Cheapflights users on 5/31. 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 7/209:50 am
ORD
- EDI
2 stops16h 15m
Multiple Airlines
Wed 7/2911:30 am
EDI
- ORD
1 stop11h 27m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$830
This Mytrip deal was found by Cheapflights users on 5/31. 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 7/2010:25 pm
ORD
- EDI
2 stops20h 10m
Multiple Airlines
Mon 7/278:05 pm
EDI
- ORD
2 stops28h 10m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$849
This Mytrip deal was found by Cheapflights users on 6/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2610:25 pm
ORD
- EDI
2 stops19h 15m
Multiple Airlines
Tue 8/411:30 am
EDI
- ORD
2 stops28h 46m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$820
This oojo deal was found by Cheapflights users on 5/31. 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.
Mon 7/276:47 pm
ORD
- LHR
1 stop11h 23m
British Airways
Fri 8/149:45 am
LHR
- ORD
Nonstop8h 45m
British Airways
Deal found 5/31![British Airways logo]()
$916
One-way flights from Illinois to United KingdomSearch for one-way flight options from Illinois to United Kingdom. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
Search for one-way flight options from Illinois to United Kingdom. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Fri 7/174:57 pm
STL
- LGW
2 stops59h 03m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 5/31. 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 7/85:13 pm
ORD
- EDI
2 stops47h 52m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/126:34 pm
STL
- LGW
2 stops57h 26m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Tue 7/285:13 pm
ORD
- EDI
2 stops58h 27m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Fri 9/2511:45 am
ORD
- EDI
1 stop16h 25m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2311:45 am
ORD
- EDI
1 stop16h 25m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/134:57 pm
STL
- LGW
2 stops35h 03m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:57 pm
STL
- LGW
2 stops35h 03m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:34 pm
STL
- LGW
2 stops33h 26m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Sun 7/265:13 pm
ORD
- EDI
2 stops47h 27m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:45 am
ORD
- EDI
1 stop16h 25m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$305
This Booking.com deal was found by Cheapflights users on 5/31. 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.
Mon 9/1412:10 pm
STL
- LHR
1 stop15h 50m
Air Canada
Deal found 5/31![Air Canada logo]()
$310
Find flight deals from Illinois to United Kingdom
Keep the following information in mind while searching for Illinois to United Kingdom flight deals. Data was last updated June 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $667 (Kiwi.com) |
One-way from | $261 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $1,330 |
Good round-trip deal | $1,030 or less |
Good one-way deal | $502 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois 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 June 4, 2026.
Use the filters below to find and compare flights from Illinois to the United Kingdom that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoEdinburgh
ORD - EDI
ORDEDI
Chicago O'Hare Intl
Wed 10/28
8:15 pm-9:35 am
2 stops32h 20m
Edinburgh Turnhouse
Wed 11/4
7:10 pm-4:45 pm
1 stop27h 35m
$822
ChicagoEdinburgh
ORD - EDI
ORDEDI
Chicago O'Hare Intl
Fri 10/9
7:15 pm-10:15 am
2 stops33h 00m
Edinburgh Turnhouse
Fri 10/16
7:40 pm-4:10 pm
2 stops26h 30m
$884
ChicagoEdinburgh
ORD - EDI
ORDEDI
Chicago O'Hare Intl
Fri 10/9
8:10 pm-3:55 pm
1 stop37h 45m
Edinburgh Turnhouse
Fri 10/16
4:55 pm-6:15 pm
1 stop31h 20m
$898
ChicagoEdinburgh
ORD - EDI
ORDEDI
Chicago O'Hare Intl
Tue 9/29
11:25 am-9:40 am
1 stop16h 15m
Edinburgh Turnhouse
Fri 10/9
4:55 pm-9:40 am
1 stop22h 45m
$905
ChicagoEdinburgh
ORD - EDI
ORDEDI
Chicago O'Hare Intl
Fri 9/25
1:00 pm-9:20 am
1 stop14h 20m
Edinburgh Turnhouse
Thu 10/1
11:30 am-7:22 pm
1 stop13h 52m
$911
ChicagoLondon
MDW - LHR
MDWLHR
Chicago Midway
Tue 8/4
12:46 pm-9:15 am
2 stops14h 29m
London Heathrow
Mon 8/24
6:30 am-6:33 pm
2 stops18h 03m
$928
ChicagoLondon
ORD - LGW
ORDLGW
Chicago O'Hare Intl
Sun 8/16
5:10 pm-9:25 am
1 stop10h 15m
London Gatwick
Sun 8/23
10:25 am-9:47 pm
2 stops17h 22m
$930
Quickest round-trip
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Sun 9/6
7:05 pm-9:05 am
Nonstop8h 00m
London Heathrow
Sun 9/20
12:15 pm-3:00 pm
Nonstop8h 45m
$937
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Mon 11/16
3:45 pm-5:55 am
Nonstop8h 10m
London Heathrow
Mon 11/23
7:40 am-10:45 am
Nonstop9h 05m
$937
ChicagoLondon
ORD - LCY
ORDLCY
Chicago O'Hare Intl
Mon 8/17
4:50 pm-8:50 am
1 stop10h 00m
London City
Mon 8/24
10:00 am-2:30 pm
1 stop10h 30m
$937
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to United Kingdom
Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Illinois with our price prediction graph.
ORD-EDI
ORD-LHR
ORD-LGW
MDW-LHR
ORD-LCY
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 Illinois to the United Kingdom
USIL-GB0
ORD-EDI
ORD-LHR
ORD-LGW
MDW-LHR
What is the cheapest month to book a flight from Illinois to United Kingdom?
Currently, October is the cheapest month in which you can book a flight from Illinois to United Kingdom (average of $691). Flying from Illinois to United Kingdom in June is currently the most expensive (average of $1,487). 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 IL to GB?
Find hourly flight availability from Illinois 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 June 4, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to United Kingdom as you normally would.
Weekly flight availability from Illinois to United Kingdom
Explore weekly flight availability from Illinois 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 June 4, 2026.
The most flights from USIL to GB0 are scheduled on a Wednesday (56 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (47 on average).
How far ahead should I book a flight from Illinois to United Kingdom?
The price you pay for your flight from Illinois to United Kingdom may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Related info for your journey
Find useful and relevant information for your journey from Illinois to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Illinois to United Kingdom
See prices for flight routes from nearby airports that may be better suited for you.
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 Illinois to United Kingdom by cabin class
Find flights from Illinois to United Kingdom, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and United Kingdom flights
Browse other Illinois and United Kingdom flight options. Last updated on June 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from United Kingdom
Find the right flight back to Illinois after your stay in United Kingdom
Illinois to United Kingdom flights
Consider these flights traveling from Illinois to United Kingdom.
Fly to United Kingdom regions
Consider these flights traveling to United Kingdom regions.
Top 10 airlines flying from Illinois to United Kingdom
Discover the top 10 airlines that operate flights from Illinois 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 June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$51 | Average$574 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$321 | Average$703 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$428 | Average$689 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$458 | Average$715 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$465 | Average$687 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$468 | Average$849 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$516 | Average$855 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$522 | Average$809 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$526 | Average$842 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$533 | Average$636 | FlexibilityNo cancel fee | On-time83% |