$188+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LHR
Mar 6 — Mar 131
1 adult, Economy
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Find cheap flights from Illinois to United Kingdom with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to United Kingdom
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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 February 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 February 4, 2026.
This oojo deal was found by Cheapflights users on 2/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:30 pm
ORD
- MAN
1 stop10h 15m
Icelandair
Sat 3/711:55 am
MAN
- ORD
1 stop11h 25m
Icelandair
Deal found 2/3![Icelandair logo]()
$501
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Mon 3/26:30 pm
ORD
- MAN
2 stops21h 45m
Multiple Airlines
Mon 3/98:30 am
MAN
- ORD
2 stops14h 50m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$513
This Mytrip deal was found by Cheapflights users on 2/3. 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 3/46:30 pm
ORD
- EDI
2 stops21h 45m
Multiple Airlines
Tue 3/108:40 am
EDI
- ORD
2 stops14h 40m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$514
This oojo deal was found by Cheapflights users on 2/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/257:30 pm
ORD
- MAN
1 stop10h 30m
Icelandair
Thu 4/21:05 pm
MAN
- ORD
1 stop11h 10m
Icelandair
Deal found 2/3![Icelandair logo]()
$517
This oojo deal was found by Cheapflights users on 2/2. 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.
Mon 4/137:25 pm
ORD
- MAN
1 stop10h 15m
Icelandair
Wed 4/221:05 pm
MAN
- ORD
1 stop11h 10m
Icelandair
Deal found 2/2![Icelandair logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:30 pm
ORD
- LHR
1 stop19h 00m
Icelandair
Wed 2/2512:15 pm
LHR
- ORD
1 stop11h 05m
Icelandair
Deal found 2/1![Icelandair logo]()
$520
This Mytrip deal was found by Cheapflights users on 2/3. 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 5/57:25 pm
ORD
- LTN
2 stops16h 40m
Multiple Airlines
Wed 5/135:40 am
LTN
- ORD
2 stops21h 45m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$521
This KAYAK deal was found by Cheapflights users on 2/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:15 pm
ORD
- LHR
1 stop32h 05m
Scandinavian Airlines
Mon 4/276:40 am
LHR
- ORD
2 stops15h 30m
Scandinavian Airlines
Deal found 2/2![Scandinavian Airlines logo]()
$521
This oojo deal was found by Cheapflights users on 2/2. 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.
Fri 4/2410:25 pm
ORD
- LGW
1 stop10h 15m
Icelandair
Sun 5/31:00 pm
LGW
- ORD
1 stop14h 25m
Icelandair
Deal found 2/2![Icelandair logo]()
$521
This oojo deal was found by Cheapflights users on 2/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:25 pm
ORD
- EDI
1 stop11h 55m
Icelandair
Sun 10/182:15 pm
EDI
- ORD
1 stop13h 10m
Icelandair
Deal found 2/3![Icelandair logo]()
$521
This FlightHub deal was found by Cheapflights users on 2/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:25 pm
ORD
- LHR
1 stop10h 30m
Icelandair
Mon 10/129:25 pm
LHR
- ORD
1 stop26h 50m
Icelandair
Deal found 2/3![Icelandair logo]()
$522
This oojo deal was found by Cheapflights users on 2/2. 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.
Tue 2/106:30 pm
ORD
- LGW
1 stop10h 25m
Icelandair
Fri 2/2011:55 am
LGW
- ORD
1 stop11h 25m
Icelandair
Deal found 2/2![Icelandair logo]()
$522
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 February 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 February 4, 2026.
This Mytrip deal was found by Cheapflights users on 2/3. 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 4/157:25 pm
ORD
- LTN
2 stops19h 50m
Multiple Airlines
Tue 4/289:40 am
LTN
- ORD
2 stops14h 35m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$531
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 4/297:25 pm
ORD
- LGW
1 stop13h 15m
Icelandair
Sun 5/31:00 pm
LGW
- ORD
1 stop11h 15m
Icelandair
Deal found 2/3![Icelandair logo]()
$544
This Scandinavian Airlines deal was found by Cheapflights users on 2/3. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:15 pm
ORD
- MAN
2 stops34h 30m
Scandinavian Airlines
Sun 4/268:20 pm
MAN
- ORD
2 stops25h 50m
Scandinavian Airlines
Deal found 2/3![Scandinavian Airlines logo]()
$567
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/96:50 pm
ORD
- MAN
1 stop17h 05m
SWISS
Tue 2/176:45 pm
MAN
- ORD
1 stop27h 35m
SWISS
Deal found 2/1![SWISS logo]()
$582
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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.
Thu 4/239:40 pm
ORD
- MAN
1 stop19h 35m
Lufthansa
Mon 4/277:00 am
MAN
- ORD
1 stop17h 15m
Lufthansa
Deal found 2/3![Lufthansa logo]()
$612
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/153:50 pm
ORD
- LHR
1 stop10h 35m
United Airlines
Tue 2/246:50 am
LHR
- ORD
1 stop11h 20m
United Airlines
Deal found 2/1![United Airlines logo]()
$624
This Delta deal was found by Cheapflights users on 2/3. 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.
Tue 3/312:45 pm
MDW
- LHR
1 stop11h 40m
Delta
Tue 3/108:40 am
LHR
- MDW
2 stops15h 00m
Delta
Deal found 2/3![Delta logo]()
$641
This Justfly.com deal was found by Cheapflights users on 2/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/169:20 pm
ORD
- STN
1 stop31h 30m
Turkish Airlines
Mon 3/2310:50 am
STN
- ORD
1 stop29h 15m
Turkish Airlines
Deal found 2/3![Turkish Airlines logo]()
$647
This Virgin Atlantic deal was found by Cheapflights users on 2/2. 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.
Wed 3/181:10 pm
MDW
- LHR
1 stop14h 35m
Virgin Atlantic
Thu 4/236:30 am
LHR
- MDW
2 stops17h 28m
Virgin Atlantic
Deal found 2/2![Virgin Atlantic logo]()
$658
This KLM deal was found by Cheapflights users on 2/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/221:49 pm
MDW
- LHR
1 stop11h 16m
KLM
Tue 3/311:05 am
LHR
- MDW
1 stop13h 35m
KLM
Deal found 2/3![KLM logo]()
$659
This TAP AIR PORTUGAL deal was found by Cheapflights users on 2/1. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/89:25 pm
ORD
- LGW
1 stop31h 25m
TAP AIR PORTUGAL
Thu 3/194:00 pm
LGW
- ORD
1 stop29h 25m
TAP AIR PORTUGAL
Deal found 2/1![TAP AIR PORTUGAL logo]()
$713
This oojo deal was found by Cheapflights users on 2/4. 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.
Mon 5/114:27 pm
ORD
- EDI
2 stops13h 58m
British Airways
Mon 5/183:10 pm
EDI
- ORD
2 stops26h 20m
British Airways
Deal found 2/4![British Airways logo]()
$812
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Tue 3/314:15 pm
ORD
- STN
2 stops21h 20m
Multiple Airlines
Mon 4/610:45 pm
STN
- ORD
2 stops20h 10m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$553
This Flightnetwork deal was found by Cheapflights users on 2/3. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/106:30 pm
ORD
- MAN
1 stop10h 15m
Icelandair
Tue 2/2411:55 am
MAN
- ORD
1 stop11h 25m
Icelandair
Deal found 2/3![Icelandair logo]()
$557
This FlightHub deal was found by Cheapflights users on 2/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/88:20 pm
ORD
- MAN
2 stops34h 55m
Scandinavian Airlines
Thu 3/1210:10 am
MAN
- ORD
1 stop12h 35m
Scandinavian Airlines
Deal found 2/4![Scandinavian Airlines logo]()
$607
This Mytrip deal was found by Cheapflights users on 2/3. 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 4/157:25 pm
ORD
- LTN
2 stops19h 50m
Multiple Airlines
Wed 4/226:15 am
LTN
- ORD
2 stops18h 00m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$559
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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.
Thu 4/169:40 pm
ORD
- MAN
1 stop19h 35m
Lufthansa
Sun 4/265:55 am
MAN
- ORD
1 stop13h 00m
Lufthansa
Deal found 2/3![Lufthansa logo]()
$626
This Delta deal was found by Cheapflights users on 2/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/225:40 pm
ORD
- LHR
1 stop10h 05m
Delta
Tue 3/316:30 am
LHR
- ORD
2 stops14h 49m
Delta
Deal found 2/1![Delta logo]()
$643
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Wed 4/224:25 pm
ORD
- LHR
Nonstop8h 20m
United Airlines
Mon 5/412:10 pm
LHR
- ORD
1 stop33h 45m
United Airlines
Deal found 2/3![United Airlines logo]()
$643
This Justfly.com deal was found by Cheapflights users on 2/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/311:25 am
ORD
- STN
1 stop16h 30m
Turkish Airlines
Thu 4/95:45 pm
STN
- ORD
1 stop21h 55m
Turkish Airlines
Deal found 2/3![Turkish Airlines logo]()
$654
This Virgin Atlantic deal was found by Cheapflights users on 2/2. 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.
Mon 4/205:21 pm
MDW
- LHR
1 stop11h 59m
Virgin Atlantic
Fri 5/86:15 am
LHR
- MDW
2 stops17h 59m
Virgin Atlantic
Deal found 2/2![Virgin Atlantic logo]()
$665
This KLM deal was found by Cheapflights users on 2/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/91:57 pm
ORD
- LCY
2 stops12h 18m
KLM
Tue 3/177:45 am
LCY
- ORD
2 stops15h 46m
KLM
Deal found 2/2![KLM logo]()
$679
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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.
Wed 3/2511:35 pm
ORD
- MAN
1 stop17h 55m
Lufthansa
Mon 4/277:00 am
MAN
- ORD
1 stop17h 15m
Lufthansa
Deal found 2/3![Lufthansa logo]()
$626
This SWISS deal was found by Cheapflights users on 2/2. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:05 pm
ORD
- LHR
2 stops15h 30m
SWISS
Mon 4/66:40 pm
LHR
- ORD
1 stop27h 15m
SWISS
Deal found 2/2![SWISS logo]()
$690
This Mytrip deal was found by Cheapflights users on 2/3. 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 4/82:00 pm
ORD
- MAN
3 stops26h 30m
Multiple Airlines
Wed 4/227:55 am
MAN
- ORD
2 stops18h 00m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$578
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/54:25 pm
ORD
- LHR
Nonstop8h 20m
United Airlines
Fri 5/156:50 am
LHR
- ORD
1 stop11h 10m
United Airlines
Deal found 2/1![United Airlines logo]()
$643
This Delta deal was found by Cheapflights users on 2/3. 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.
Wed 4/85:10 pm
ORD
- LGW
1 stop16h 50m
Delta
Wed 4/2210:25 am
LGW
- ORD
2 stops16h 15m
Delta
Deal found 2/3![Delta logo]()
$661
This Turkish Airlines deal was found by Cheapflights users on 2/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1812:50 pm
ORD
- STN
1 stop22h 30m
Turkish Airlines
Wed 4/295:45 pm
STN
- ORD
1 stop21h 55m
Turkish Airlines
Deal found 2/2![Turkish Airlines logo]()
$683
This Virgin Atlantic deal was found by Cheapflights users on 2/2. 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.
Wed 3/2510:40 am
ORD
- LCY
2 stops16h 30m
Virgin Atlantic
Wed 4/89:20 am
LCY
- ORD
1 stop11h 10m
Virgin Atlantic
Deal found 2/2![Virgin Atlantic logo]()
$685
This KLM deal was found by Cheapflights users on 2/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/612:53 pm
MDW
- LHR
1 stop11h 32m
KLM
Tue 5/129:20 am
LHR
- MDW
1 stop12h 57m
KLM
Deal found 2/3![KLM logo]()
$686
Last-minute flights from Illinois to United KingdomDiscover last-minute flight deals from Illinois to United Kingdom. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to United Kingdom. Data last updated February 4, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 2/2. 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.
Tue 2/106:30 pm
ORD
- LGW
1 stop10h 25m
Icelandair
Fri 2/2011:55 am
LGW
- ORD
1 stop11h 25m
Icelandair
Deal found 2/2![Icelandair logo]()
$522
This FlightHub deal was found by Cheapflights users on 2/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/106:30 pm
ORD
- LGW
1 stop10h 25m
Icelandair
Thu 2/1911:55 am
LGW
- ORD
1 stop11h 25m
Icelandair
Deal found 2/3![Icelandair logo]()
$525
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:30 pm
ORD
- LHR
1 stop10h 20m
Icelandair
Thu 2/1912:15 pm
LHR
- ORD
1 stop11h 05m
Icelandair
Deal found 2/1![Icelandair logo]()
$520
This Ticket deal was found by Cheapflights users on 2/3. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/227:10 pm
ORD
- LHR
1 stop16h 30m
Scandinavian Airlines
Tue 3/39:05 pm
LHR
- ORD
2 stops25h 40m
Scandinavian Airlines
Deal found 2/3![Scandinavian Airlines logo]()
$523
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Wed 2/255:15 am
ORD
- LHR
3 stops23h 35m
Multiple Airlines
Mon 3/28:35 pm
LHR
- ORD
2 stops34h 05m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$524
This oojo deal was found by Cheapflights users on 2/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:30 pm
ORD
- MAN
1 stop10h 15m
Icelandair
Sat 3/711:55 am
MAN
- ORD
1 stop11h 25m
Icelandair
Deal found 2/3![Icelandair logo]()
$501
This oojo deal was found by Cheapflights users on 2/2. 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 3/16:30 pm
ORD
- LGW
1 stop10h 25m
Icelandair
Tue 3/313:40 pm
LGW
- ORD
1 stop32h 35m
Icelandair
Deal found 2/2![Icelandair logo]()
$524
This oojo deal was found by Cheapflights users on 2/2. 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 3/16:30 pm
ORD
- LHR
1 stop10h 20m
Icelandair
Wed 5/61:05 pm
LHR
- ORD
1 stop14h 20m
Icelandair
Deal found 2/2![Icelandair logo]()
$525
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Mon 3/26:30 pm
ORD
- MAN
2 stops21h 45m
Multiple Airlines
Mon 3/98:30 am
MAN
- ORD
2 stops14h 50m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$513
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Tue 3/35:15 am
ORD
- LGW
3 stops23h 40m
Multiple Airlines
Tue 3/1011:55 am
LGW
- ORD
3 stops34h 51m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$521
This Mytrip deal was found by Cheapflights users on 2/3. 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 3/46:30 pm
ORD
- EDI
2 stops21h 45m
Multiple Airlines
Tue 3/108:40 am
EDI
- ORD
2 stops14h 40m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$514
This oojo deal was found by Cheapflights users on 2/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/257:30 pm
ORD
- MAN
1 stop10h 30m
Icelandair
Thu 4/21:05 pm
MAN
- ORD
1 stop11h 10m
Icelandair
Deal found 2/3![Icelandair logo]()
$517
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 February 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 February 4, 2026.
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Mon 3/97:30 pm
ORD
- MAN
1 stop10h 15m
Icelandair
Deal found 2/2![Icelandair logo]()
$188
This Booking.com deal was found by Cheapflights users on 2/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:25 pm
ORD
- MAN
1 stop10h 15m
Icelandair
Deal found 2/2![Icelandair logo]()
$192
This oojo deal was found by Cheapflights users on 2/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2410:25 pm
ORD
- MAN
1 stop31h 15m
Icelandair
Deal found 2/3![Icelandair logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 3/2012:16 pm
STL
- LGW
2 stops40h 49m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Fri 4/246:31 am
ORD
- EDI
2 stops25h 54m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$236
This oojo deal was found by Cheapflights users on 2/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/88:25 pm
ORD
- MAN
1 stop13h 50m
TAP AIR PORTUGAL
Deal found 2/3![TAP AIR PORTUGAL logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Fri 4/246:31 am
ORD
- MAN
2 stops35h 19m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$246
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Mon 3/912:50 pm
ORD
- MAN
2 stops16h 30m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$254
This KAYAK deal was found by Cheapflights users on 2/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:31 am
ORD
- EDI
1 stop18h 49m
JetBlue
Deal found 2/3![JetBlue logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Fri 4/249:40 pm
ORD
- MAN
1 stop13h 25m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$255
This SWISS deal was found by Cheapflights users on 2/3. 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.
Sun 2/86:50 pm
ORD
- MAN
1 stop17h 05m
SWISS
Deal found 2/3![SWISS logo]()
$257
This Delta deal was found by Cheapflights users on 2/3. 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.
Sat 2/72:59 pm
ORD
- MAN
1 stop13h 31m
Delta
Deal found 2/3![Delta logo]()
$264
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 February 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $501 (oojo) |
One-way from | $188 (Mytrip) |
Popular in | June |
Cheapest in | April |
Average price | $658 |
Good round-trip deal | $642 or less |
Good one-way deal | $389 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 February 4, 2026.
Use the filters below to find and compare flights from Illinois to the United Kingdom that are best for you.
Fly from
Illinois
Fly to
United Kingdom
Route
Depart
Return
Price
ChicagoLondon
ORD - LTN
ORDLTN
Chicago O'Hare Intl
Wed 4/15
7:25 pm-9:15 pm
2 stops19h 50m
London Luton
Tue 4/28
9:40 am-6:15 pm
2 stops14h 35m
$531
ChicagoLondon
ORD - LGW
ORDLGW
Chicago O'Hare Intl
Wed 4/29
7:25 pm-2:40 pm
1 stop13h 15m
London Gatwick
Sun 5/3
1:00 pm-6:15 pm
1 stop11h 15m
$544
ChicagoLondon
ORD - STN
ORDSTN
Chicago O'Hare Intl
Tue 3/31
4:15 pm-7:35 pm
2 stops21h 20m
London Stansted
Mon 4/6
10:45 pm-12:55 pm
2 stops20h 10m
$553
ChicagoManchester
ORD - MAN
ORDMAN
Chicago O'Hare Intl
Tue 2/10
6:30 pm-10:45 am
1 stop10h 15m
Manchester
Tue 2/24
11:55 am-5:20 pm
1 stop11h 25m
$557
ChicagoLondon
ORD - LTN
ORDLTN
Chicago O'Hare Intl
Wed 4/15
7:25 pm-9:15 pm
2 stops19h 50m
London Luton
Wed 4/22
6:15 am-6:15 pm
2 stops18h 00m
$559
ChicagoManchester
ORD - MAN
ORDMAN
Chicago O'Hare Intl
Fri 4/24
7:15 pm-11:45 am
2 stops34h 30m
Manchester
Sun 4/26
8:20 pm-4:10 pm
2 stops25h 50m
$567
ChicagoManchester
ORD - MAN
ORDMAN
Chicago O'Hare Intl
Wed 4/8
2:00 pm-10:30 pm
3 stops26h 30m
Manchester
Wed 4/22
7:55 am-7:55 pm
2 stops18h 00m
$578
ChicagoManchester
ORD - MAN
ORDMAN
Chicago O'Hare Intl
Mon 2/9
6:50 pm-5:55 pm
1 stop17h 05m
Manchester
Tue 2/17
6:45 pm-4:20 pm
1 stop27h 35m
$582
ChicagoManchester
ORD - MAN
ORDMAN
Chicago O'Hare Intl
Sun 3/8
8:20 pm-12:15 pm
2 stops34h 55m
Manchester
Thu 3/12
10:10 am-5:45 pm
1 stop12h 35m
$607
ChicagoManchester
ORD - MAN
ORDMAN
Chicago O'Hare Intl
Thu 4/23
9:40 pm-11:15 pm
1 stop19h 35m
Manchester
Mon 4/27
7:00 am-6:15 pm
1 stop17h 15m
$612
Showing 1-10 of 60 results
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-MAN
ORD-EDI
ORD-LHR
ORD-LGW
STL-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 Illinois to the United Kingdom
USIL-GB0
ORD-MAN
ORD-EDI
ORD-LHR
ORD-LGW
What is the cheapest month to book a flight from Illinois to United Kingdom?
Currently, December is the cheapest month in which you can book a flight from Illinois to United Kingdom (average of $96). Flying from Illinois to United Kingdom in July is currently the most expensive (average of $604). 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 February 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 February 4, 2026.
The most flights from USIL to GB0 are scheduled on a Monday (39 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (32 on average).
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
Toggle through the tabs below to find thousands of 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 February 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 February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$51 | Average$768 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$257 | Average$573 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$331 | Average$630 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$345 | Average$979 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$427 | Average$577 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$477 | Average$669 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$480 | Average$993 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$493 | Average$843 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$516 | Average$774 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$522 | Average$809 | FlexibilityNo cancel fee | On-time75% |