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 2020
  • September 2020
  • October 2020
  • November 2020
  • December 2020
  • January 2021
  • February 2021
  • March 2021
  • April 2021
  • May 2021
  • June 2021
  • July 2021
  • any
  • August 2020
  • September 2020
  • October 2020
  • November 2020
  • December 2020
  • January 2021
  • February 2021
  • March 2021
  • April 2021
  • May 2021
  • June 2021
  • July 2021
  • price
  • month of departure
  • month of return
$412
TAP Air Portugal outward: Feb 12, 2021
10:55p ORD » 12:25p LHR
TAP Air Portugal 1 stop (13h30m)
TAP Air Portugal inbound: Feb 20, 2021
5:35p LGW » 9:20p ORD
TAP Air Portugal 1 stop (27h45m)
$484
Icelandair outward: Sep 14, 2020
2:30a ORD » 12:45p LHR
Icelandair 1 stop (10h15m)
Icelandair inbound: Sep 21, 2020
10:25p LHR » 1:20a ORD
Icelandair 1 stop (26h55m)
$525
TAP Air Portugal outward: Feb 12, 2021
10:55p ORD » 12:25p LHR
TAP Air Portugal 1 stop (13h30m)
TAP Air Portugal inbound: Feb 20, 2021
5:35p LGW » 9:20p ORD
TAP Air Portugal 1 stop (27h45m)
Return
Departure
Choose when you'd like to depart to London (United Kingdom):
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 2020
  • September 2020
  • October 2020
  • November 2020
  • December 2020
  • January 2021
  • February 2021
  • March 2021
  • April 2021
  • May 2021
  • June 2021
  • July 2021
  • all
  • Aer Lingus
  • Air Europa
  • Delta Air Lines
  • Icelandair
  • KLM
  • TAP Air Portugal
Icelandair
outbound: Sep 13, 2020
Icelandair 1 stop
return: Sep 21, 2020
Icelandair 1 stop
TAP Air Portugal
outbound: Feb 12, 2021
TAP Air Portugal 1 stop
return: Feb 20, 2021
TAP Air Portugal 1 stop
Delta Air Lines
outbound: Feb 12, 2021
Delta Air Lines 1 stop
return: Feb 20, 2021
KLM 1 stop
Aer Lingus
outbound: Feb 12, 2021
Aer Lingus 1 stop
return: Feb 20, 2021
Aer Lingus 1 stop
KLM
outbound: Sep 13, 2020
KLM 1 stop
return: Sep 21, 2020
KLM 1 stop
Air Europa
outbound: Sep 13, 2020
Air Europa 2 stops
return: Sep 21, 2020
Air Europa 2 stops

Travel tips for flights Chicago - London

Average flight duration: 18h35m (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 10, 2020 12:12 PM, GMT+1
  • Weather:
  • min. 71ºF, max. 89ºF
  • Departure city:
  • Chicago, USA
  • Airport(s):
  • Midway International Airport (MDW)
  • O'Hare International Airport (ORD)
  • Local time:
  • Aug 10, 2020 6:12 AM, GMT-5
  • Weather:
  • min. 72ºF, max. 82ºF