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

Find cheap airline tickets from Washington to London by date

  • any
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • September 2020
  • October 2020
  • any
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • September 2020
  • October 2020
  • price
  • month of departure
  • month of return
$471
Icelandair outward: Feb 15, 2020
1:40a IAD » 11:50a LHR
Icelandair 1 stop (10h10m)
Icelandair inbound: Feb 20, 2020
1:00p LGW » 12:25a IAD
Icelandair 1 stop (11h25m)
$575
Unknown Company outward: Mar 5, 2020
7:35p DCA » 11:10a LGW
Unknown Company 1 stop (15h35m)
Unknown Company inbound: Mar 10, 2020
10:50a LGW » 3:38a DCA
Unknown Company 1 stop (16h48m)
$579
Unknown Company outward: Mar 5, 2020
7:35p DCA » 11:10a LGW
Unknown Company 1 stop (15h35m)
Unknown Company inbound: Mar 10, 2020
10:50a LGW » 3:38a DCA
Unknown Company 1 stop (16h48m)
$792
Air Canada outward: Aug 1, 2020
2:25p IAD » 8:25a LHR
Air Canada 2 stops (18h)
Swiss inbound: Aug 8, 2020
6:10p LHR » 11:00p IAD
Swiss 1 stop (28h50m)
$792
Air Canada outward: Aug 1, 2020
2:25p IAD » 8:25a LHR
Air Canada 2 stops (18h)
Swiss inbound: Aug 8, 2020
2:45p LHR » 11:00p IAD
Swiss 1 stop (32h15m)
$797
United Airlines outward: Aug 2, 2020
12:25a IAD » 7:45a LHR
United Airlines direct (7h20m)
United Airlines inbound: Aug 8, 2020
12:05p LHR » 6:55p IAD
United Airlines 1 stop (30h50m)
$797
United Airlines outward: Aug 2, 2020
12:25a IAD » 7:45a LHR
United Airlines direct (7h20m)
United Airlines inbound: Aug 8, 2020
12:05p LHR » 6:55p IAD
United Airlines 1 stop (30h50m)
$798
Air Canada outward: Aug 1, 2020
2:25p IAD » 8:25a LHR
Air Canada 2 stops (18h)
Swiss inbound: Aug 8, 2020
6:10p LHR » 11:00p IAD
Swiss 1 stop (28h50m)
$799
Air Canada outward: Aug 1, 2020
2:25p IAD » 8:25a LHR
Air Canada 2 stops (18h)
Swiss inbound: Aug 8, 2020
9:40a LHR » 11:00p IAD
Swiss 1 stop (13h20m)
$850
Virgin Atlantic outward: Aug 2, 2020
12:05a IAD » 7:35a LHR
Virgin Atlantic direct (7h30m)
KLM inbound: Aug 8, 2020
9:40a LHR » 9:40p IAD
KLM 1 stop (12h)
$1,205
Icelandair outward: Aug 2, 2020
2:30a IAD » 12:45p LGW
Icelandair 1 stop (10h15m)
Icelandair inbound: Aug 8, 2020
2:05p LGW » 4:35a IAD
Icelandair 1 stop (14h30m)
Return
Departure
Choose when you'd like to depart to London (United Kingdom):
Find the cheapest Washington London flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for Washington - London with these new dates, click on an offer. Want to depart from another city? Choose:

Airlines operating flights from Washington to London

  • any
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • March 2020
  • April 2020
  • May 2020
  • June 2020
  • July 2020
  • August 2020
  • September 2020
  • October 2020
  • all
  • Air Canada
  • Austrian Airlines
  • Icelandair
  • TAP Air Portugal
  • Virgin Atlantic
Icelandair
outbound: Feb 14, 2020
Icelandair 1 stop
return: Feb 20, 2020
Icelandair 1 stop
Austrian Airlines
outbound: Feb 14, 2020
Austrian Airlines direct
return: Feb 20, 2020
Austrian Airlines 1 stop
TAP Air Portugal
outbound: Feb 14, 2020
TAP Air Portugal 1 stop
return: Feb 20, 2020
TAP Air Portugal 1 stop
Air Canada
outbound: Mar 5, 2020
Air Canada 1 stop
return: Mar 10, 2020
TAP Air Portugal 1 stop
Virgin Atlantic
outbound: Jul 20, 2020
Virgin Atlantic 1 stop
return: Jul 27, 2020
Virgin Atlantic 1 stop

Travel tips for flights Washington - London

Average flight duration: 7h30m (direct flight)

  • 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:
  • Nov 13, 2019 4:49 AM, GMT+0
  • Weather:
  • min. 41ºF, max. 47ºF
  • Departure city:
  • Washington, USA
  • Airport(s):
  • Ronald Reagan Washington National Airport (DCA)
  • Dulles International Airport (IAD)
  • Baltimore/Washington International Thurgood Marshall Airport (BWI)
  • Local time:
  • Nov 12, 2019 11:49 PM, GMT-5
  • Weather:
  • min. 29ºF, max. 42ºF