Cheap flights from London to Chicago – Compare and Save
LON — CHI
29 Apr — 6 May1
Return
1 adult
Economy
Find flight deals from London to Chicago
Cheapest flights from London to ChicagoExplore the most affordable flight options available from London to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.
Explore the most affordable flight options available from London to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.
Mon 28/408:40LHR - ORD
1 stop13h 15mMultiple Airlines
Mon 5/518:05ORD - LHR
Nonstop8h 15mMultiple Airlines
Deal found 21/4£413
Wed 7/518:35LGW - ORD
1 stop27h 20mSWISS
Thu 15/519:05ORD - LGW
1 stop16h 45mSWISS
Deal found 23/4£415
Sat 6/921:25LHR - ORD
1 stop29h 50mIcelandair
Mon 15/919:25ORD - LHR
1 stop10h 30mIcelandair
Deal found 22/4£415
Tue 6/521:25LHR - ORD
1 stop26h 50mIcelandair
Wed 14/522:15ORD - LHR
1 stop16h 05mIcelandair
Deal found 23/4£415
Tue 6/506:00LHR - ORD
1 stop12h 10mMultiple Airlines
Tue 13/516:05ORD - LHR
Nonstop8h 15mMultiple Airlines
Deal found 22/4£416
Fri 2/506:00LHR - ORD
1 stop12h 10mMultiple Airlines
Tue 6/516:05ORD - LHR
Nonstop8h 15mMultiple Airlines
Deal found 23/4£417
Tue 6/515:40LGW - ORD
1 stop32h 35mIcelandair
Wed 14/522:15ORD - LGW
1 stop10h 25mIcelandair
Deal found 23/4£418
Thu 28/813:05LHR - ORD
1 stop11h 10mIcelandair
Thu 4/919:25ORD - LHR
1 stop10h 30mIcelandair
Deal found 23/4£418
Wed 30/420:05LHR - ORD
1 stop22h 40mSWISS
Mon 5/518:35ORD - LHR
1 stop12h 25mSWISS
Deal found 22/4£418
Sat 13/910:50LHR - ORD
1 stop13h 25mLufthansa
Sat 20/921:25ORD - LHR
Nonstop8h 20mLufthansa
Deal found 22/4£419
Sat 3/506:50LHR - ORD
1 stop11h 10mUnited Airlines
Sat 10/510:40ORD - LHR
1 stop13h 50mUnited Airlines
Deal found 22/4£420
Wed 30/408:40LHR - ORD
2 stops16h 50mAir Canada
Sun 4/508:40ORD - LHR
1 stop15h 50mAir Canada
Deal found 23/4£421