Wander Wisely with exceptional service, 24/7 support
Feel at ease with free flight cancellations within 24 hours of booking
Change your flight without a fee on select flights
Find The Best Dates To Fly
Cheapest Flights from London (LHR) to Chicago (ORD)
The cheapest flights to O'Hare Intl. found within the past 7 days were CA $719 round trip and CA $837 one way. Prices and availability subject to change. Additional terms may apply.
Fri., 22 Nov. - Fri., 29 Nov.
LHR
London
ORD
Chicago
CA $719 Roundtrip, found 1 day ago
CA $719
Roundtrip
found 1 day ago
Thu., 13 Mar. - Mon., 17 Mar.
LHR
London
ORD
Chicago
CA $749 Roundtrip, found 19 hours ago
CA $749
Roundtrip
found 19 hours ago
Mon., 11 Nov. - Mon., 25 Nov.
LHR
London
ORD
Chicago
CA $822 Roundtrip, found 3 days ago
CA $822
Roundtrip
found 3 days ago
Mon., 18 Nov. - Mon., 2 Dec.
LHR
London
ORD
Chicago
CA $824 Roundtrip, found 1 day ago
CA $824
Roundtrip
found 1 day ago
Mon., 11 Nov. - Mon., 25 Nov.
LHR
London
ORD
Chicago
CA $848 Roundtrip, found 3 days ago
CA $848
Roundtrip
found 3 days ago
Mon., 18 Nov. - Mon., 2 Dec.
LHR
London
ORD
Chicago
CA $877 Roundtrip, found 1 day ago
CA $877
Roundtrip
found 1 day ago
Mon., 11 Nov. - Mon., 25 Nov.
LHR
London
ORD
Chicago
CA $877 Roundtrip, found 3 days ago
CA $877
Roundtrip
found 3 days ago
Mon., 11 Nov. - Mon., 25 Nov.
LHR
London
ORD
Chicago
CA $879 Roundtrip, found 3 days ago
CA $879
Roundtrip
found 3 days ago
Mon., 11 Nov. - Mon., 25 Nov.
LHR
London
ORD
Chicago
CA $880 Roundtrip, found 3 days ago
CA $880
Roundtrip
found 3 days ago
Mon., 11 Nov. - Mon., 25 Nov.
LHR
London
ORD
Chicago
CA $887 Roundtrip, found 3 days ago
CA $887
Roundtrip
found 3 days ago
Frequently asked questions
Popular Flight Routes from London (LHR)
Travelers at LHR love to visit these top cities. Roam to the top destinations from London (LHR) today with the cheap prices from Travelocity!
Popular Flight Routes from Chicago (ORD)
Travelers at ORD love to visit these top cities. Roam to the top destinations from Chicago(ORD) today with the cheap prices from Travelocity!
Top Airlines Routes To ORD
Most Popular
Hotels
Flights
Air Transat Vancouver (YVR) to Manchester (MAN) flightsLondon to Manchester (LHR - MAN)Kelowna to Manchester (YLW - MAN)Air Canada Toronto (YYZ) to Southampton (SOU) flightsToronto to Champaign (YYZ - CMI)Air Canada Toronto (YYZ) to Leeds (LBA) flightsToronto to Chicago (YYZ - MDW)Air Transat Toronto (YYZ) to Manchester (MAN) flightsToronto to Southampton (YYZ - SOU)Toronto to Manchester (YYZ - MAN)British Airways Vancouver (YVR) to Manchester (MAN) flightsPorter Airlines Toronto (YTZ) to Chicago (MDW) flightsLondon to London (LHR - STN)British Airways Toronto (YYZ) to Manchester (MAN) flightsBritish Airways London (LHR) to Manchester (MAN) flightsWestJet Toronto (YYZ) to Chicago (MDW) flightsAir Canada Goffs (YHZ) to Manchester (MAN) flightsKLM Vancouver (YVR) to Manchester (MAN) flightsLufthansa Ottawa (YOW) to Manchester (MAN) flightsToronto to Chicago (YTZ - MDW)Aer Lingus Toronto (YYZ) to Exeter (EXT) flights