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

Find cheap airline tickets from Chicago to London by date

  • any
  • January 2021
  • February 2021
  • March 2021
  • April 2021
  • May 2021
  • June 2021
  • July 2021
  • August 2021
  • September 2021
  • October 2021
  • November 2021
  • December 2021
  • any
  • January 2021
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  • November 2021
  • December 2021
  • price
  • month of departure
  • month of return
$586
TAP Air Portugal outward: Jul 1, 2021
10:55p ORD » 10:45a LGW
TAP Air Portugal 1 stop (11h50m)
TAP Air Portugal inbound: Jul 22, 2021
7:00a LHR » 8:55p ORD
TAP Air Portugal 1 stop (13h55m)
$620
Unknown Company outward: May 28, 2021
11:35p ORD » 10:55a LHR
Unknown Company 1 stop (11h20m)
TAP Air Portugal inbound: Jun 7, 2021
5:25p LGW » 8:55p ORD
TAP Air Portugal 1 stop (27h30m)
Return
Departure
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
  • January 2021
  • February 2021
  • March 2021
  • April 2021
  • May 2021
  • June 2021
  • July 2021
  • August 2021
  • September 2021
  • October 2021
  • November 2021
  • December 2021
  • all
  • Aer Lingus
  • Delta Air Lines
  • TAP Air Portugal
TAP Air Portugal
outbound: May 28, 2021
TAP Air Portugal 2 stops
return: Jun 7, 2021
TAP Air Portugal 1 stop
Aer Lingus
outbound: May 28, 2021
Aer Lingus 1 stop
return: Jun 7, 2021
Aer Lingus 1 stop
Delta Air Lines
outbound: May 28, 2021
Delta Air Lines 1 stop
return: Jun 7, 2021
Air France 1 stop

Travel tips for flights Chicago - London

Average flight duration: 19h25m (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:
  • Jan 22, 2021 5:59 AM, GMT+0
  • Weather:
  • min. 33ºF, max. 41ºF
  • Departure city:
  • Chicago, USA
  • Airport(s):
  • Midway International Airport (MDW)
  • O'Hare International Airport (ORD)
  • Local time:
  • Jan 21, 2021 11:59 PM, GMT-6
  • Weather:
  • min. 15ºF, max. 24ºF