Take off on cheap flights from Chicago to London, your adventure starts now!

Find cheap airline tickets from Chicago to London by date

  • any
  • August 2021
  • September 2021
  • October 2021
  • November 2021
  • December 2021
  • January 2022
  • February 2022
  • March 2022
  • April 2022
  • May 2022
  • June 2022
  • July 2022
  • any
  • August 2021
  • September 2021
  • October 2021
  • November 2021
  • December 2021
  • January 2022
  • February 2022
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  • May 2022
  • June 2022
  • July 2022
  • price
  • month of departure
  • month of return
$571
Unknown Company outward: Aug 13, 2021
3:35a ORD » 6:45p STN
Unknown Company 1 stop (15h10m)
Unknown Company inbound: Aug 16, 2021
7:40a STN » 10:20p ORD
Unknown Company 1 stop (14h40m)
$573
Unknown Company outward: Sep 1, 2021
3:45a ORD » 10:05p LGW
Unknown Company 1 stop (18h20m)
Unknown Company inbound: Sep 8, 2021
9:55a LGW » 10:20p ORD
Unknown Company 1 stop (12h25m)
$574
Unknown Company outward: Sep 1, 2021
3:45a ORD » 10:05p LGW
Unknown Company 1 stop (18h20m)
Unknown Company inbound: Sep 8, 2021
9:55a LGW » 10:20p ORD
Unknown Company 1 stop (12h25m)
$582
Unknown Company outward: Sep 29, 2021
3:45a ORD » 5:55p LGW
Unknown Company 1 stop (14h10m)
Unknown Company inbound: Oct 6, 2021
9:55a LGW » 10:20p ORD
Unknown Company 1 stop (12h25m)
$850
Swiss outward: Oct 8, 2021
2:15a ORD » 2:00p LHR
Swiss 1 stop (11h45m)
Swiss inbound: Oct 11, 2021
7:40p LHR » 10:30p ORD
Swiss 1 stop (26h50m)
$850
Swiss outward: Oct 8, 2021
2:15a ORD » 2:00p LHR
Swiss 1 stop (11h45m)
Swiss inbound: Oct 11, 2021
7:40p LHR » 10:30p ORD
Swiss 1 stop (26h50m)
Return
Departure
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Find the cheapest Chicago London flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for Chicago - London with these new dates, click on an offer. Want to depart from another city? Choose:

Airlines operating flights from Chicago to London

  • any
  • August 2021
  • September 2021
  • October 2021
  • November 2021
  • December 2021
  • January 2022
  • February 2022
  • March 2022
  • April 2022
  • May 2022
  • June 2022
  • July 2022
  • all
  • Air Canada
  • Delta Air Lines
  • Finnair
  • Icelandair
  • TAP Air Portugal
  • Turkish Airlines
  • United Airlines
Finnair
outbound: Sep 28, 2021
Finnair 1 stop
return: Oct 6, 2021
Ryanair 1 stop
Turkish Airlines
outbound: Sep 28, 2021
Turkish Airlines 1 stop
return: Oct 6, 2021
Turkish Airlines 1 stop
Air Canada
outbound: Sep 28, 2021
Air Canada 1 stop
return: Oct 6, 2021
Air Canada 1 stop
Delta Air Lines
outbound: Sep 28, 2021
Delta Air Lines 1 stop
return: Oct 6, 2021
Delta Air Lines 1 stop
TAP Air Portugal
outbound: Sep 28, 2021
TAP Air Portugal 2 stops
return: Oct 6, 2021
TAP Air Portugal 1 stop
Icelandair
outbound: Sep 28, 2021
Icelandair 2 stops
return: Oct 6, 2021
Icelandair 1 stop
United Airlines
outbound: Aug 31, 2021
United Airlines direct
return: Sep 8, 2021
United Airlines direct

Travel tips for flights Chicago - London

Average flight duration: 14h55m (flight with stopovers)

  • Arrival city:
  • London, United Kingdom
  • Airport(s):
  • London City Airport (LCY)
  • Heathrow Airport (LHR)
  • Gatwick Airport (LGW)
  • Luton Airport (LTN)
  • Stansted Airport (STN)
  • Southend Airport (SEN)
  • Local time:
  • Aug 5, 2021 5:43 AM, GMT+1
  • Weather:
  • min. 59ºF, max. 68ºF
  • Departure city:
  • Chicago, USA
  • Airport(s):
  • Midway International Airport (MDW)
  • O'Hare International Airport (ORD)
  • Local time:
  • Aug 4, 2021 11:43 PM, GMT-5
  • Weather:
  • min. 69ºF, max. 79ºF