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

Cheapest dates for London - Washington tickets

  • any
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • any
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • price
  • month of departure
  • month of return
£321
outward: 16-Sep-2019
07:55 LHR » 21:00 IAD
SAS 1 stop (13h05m)
inbound: 22-Sep-2019
23:15 IAD » 14:10 STN
SAS 1 stop (14h55m)
£328
outward: 18-Nov-2019
07:45 LHR » 21:15 IAD
SAS 1 stop (13h30m)
inbound: 25-Nov-2019
23:15 IAD » 14:10 STN
SAS 1 stop (14h55m)
£334
outward: 16-Oct-2019
15:00 STN » 21:00 IAD
SAS 1 stop (30h)
inbound: 06-Nov-2019
23:15 IAD » 14:10 STN
SAS 1 stop (14h55m)
£370
outward: 12-Nov-2019
11:25 STN » 23:05 BWI
WOW air 1 stop (11h40m)
inbound: 21-Nov-2019
00:05 BWI » 10:30 STN
WOW air 1 stop (10h25m)
£370
outward: 12-Nov-2019
11:25 STN » 23:05 BWI
WOW air 1 stop (11h40m)
inbound: 21-Nov-2019
00:05 BWI » 10:30 STN
WOW air 1 stop (10h25m)
£370
outward: 12-Nov-2019
11:25 STN » 23:05 BWI
WOW air 1 stop (11h40m)
inbound: 21-Nov-2019
00:05 BWI » 10:30 STN
WOW air 1 stop (10h25m)
£379
outward: 05-Apr-2019
12:20 STN » 00:00 BWI
WOW air 1 stop (11h40m)
inbound: 29-Apr-2019
01:00 BWI » 11:20 STN
WOW air 1 stop (10h20m)
£379
outward: 05-Apr-2019
12:20 STN » 00:00 BWI
WOW air 1 stop (11h40m)
inbound: 29-Apr-2019
01:00 BWI » 11:20 STN
WOW air 1 stop (10h20m)
£399
outward: 25-Nov-2019
11:40 LGW » 01:40 IAD
TAP Air Portugal 1 stop (14h)
inbound: 12-Dec-2019
04:40 IAD » 16:30 LHR
TAP Air Portugal 1 stop (11h50m)
£400
outward: 24-Oct-2019
11:35 LGW » 02:05 IAD
TAP Air Portugal 1 stop (14h30m)
inbound: 02-Nov-2019
04:40 IAD » 16:45 LGW
TAP Air Portugal 1 stop (12h05m)
£412
outward: 12-Nov-2019
17:35 LGW » 01:40 IAD
TAP Air Portugal 1 stop (32h05m)
inbound: 21-Nov-2019
04:40 IAD » 16:30 LHR
TAP Air Portugal 1 stop (11h50m)
£412
outward: 12-Nov-2019
17:35 LGW » 01:40 IAD
TAP Air Portugal 1 stop (32h05m)
inbound: 21-Nov-2019
04:40 IAD » 16:30 LHR
TAP Air Portugal 1 stop (11h50m)
£415
outward: 24-Oct-2019
11:35 LGW » 02:05 IAD
TAP Air Portugal 1 stop (14h30m)
inbound: 02-Nov-2019
04:40 IAD » 16:45 LGW
TAP Air Portugal 1 stop (12h05m)
£418
outward: 12-Nov-2019
07:25 LHR » 22:10 IAD
Aer Lingus 1 stop (14h45m)
inbound: 19-Nov-2019
23:40 IAD » 09:05 LHR
Aer Lingus 1 stop (9h25m)
£436
outward: 03-Apr-2019
12:20 STN » 00:00 BWI
WOW air 1 stop (11h40m)
inbound: 18-Apr-2019
01:00 BWI » 11:20 STN
WOW air 1 stop (10h20m)
£436
outward: 03-Apr-2019
12:20 STN » 00:00 BWI
WOW air 1 stop (11h40m)
inbound: 18-Apr-2019
01:00 BWI » 11:20 STN
WOW air 1 stop (10h20m)
£440
outward: 03-Apr-2019
12:20 STN » 00:00 BWI
WOW air 1 stop (11h40m)
inbound: 18-Apr-2019
01:00 BWI » 11:20 STN
WOW air 1 stop (10h20m)
£441
outward: 08-Sep-2019
20:50 LHR » 01:40 IAD
TAP Air Portugal 1 stop (28h50m)
inbound: 30-Sep-2019
04:40 IAD » 16:35 LGW
TAP Air Portugal 1 stop (11h55m)
£449
outward: 14-Sep-2019
18:00 LHR » 21:00 IAD
SAS 1 stop (27h)
inbound: 21-Sep-2019
23:15 IAD » 15:00 STN
SAS 1 stop (15h45m)
£449
outward: 29-Apr-2019
12:20 STN » 00:00 BWI
WOW air 1 stop (11h40m)
inbound: 29-May-2019
01:00 BWI » 11:20 STN
WOW air 1 stop (10h20m)
£455
outward: 23-Aug-2019
12:45 LGW » 17:44 BWI
Unknown Company 1 stop (28h59m)
inbound: 02-Sep-2019
04:40 IAD » 08:10 LTN
Unknown Company 2 stops (27h30m)
£462
outward: 27-Mar-2019
07:50 LHR » 22:00 IAD
Aer Lingus 1 stop (14h10m)
inbound: 03-Apr-2019
23:20 IAD » 09:05 LHR
Aer Lingus 1 stop (9h45m)
£463
outward: 26-Mar-2019
07:40 SEN » 21:15 IAD
Aer Lingus 1 stop (13h35m)
inbound: 03-Apr-2019
04:00 IAD » 15:30 LHR
Aer Lingus 1 stop (11h30m)
£463
outward: 24-Aug-2019
18:00 LHR » 21:00 IAD
SAS 1 stop (27h)
inbound: 31-Aug-2019
23:15 IAD » 15:00 STN
SAS 1 stop (15h45m)
£465
outward: 25-Mar-2019
19:30 SEN » 21:15 IAD
Aer Lingus 1 stop (25h45m)
inbound: 02-Apr-2019
04:00 IAD » 13:40 LHR
Aer Lingus 1 stop (9h40m)
£478
outward: 30-Apr-2019
10:35 LGW » 21:35 IAD
Aer Lingus 1 stop (11h)
inbound: 28-May-2019
23:20 IAD » 09:05 LHR
Aer Lingus 1 stop (9h45m)
£485
outward: 05-May-2019
12:20 STN » 00:00 BWI
WOW air 1 stop (11h40m)
inbound: 27-May-2019
01:00 BWI » 11:20 STN
WOW air 1 stop (10h20m)
£491
outward: 12-Nov-2019
11:25 STN » 23:05 BWI
WOW air 1 stop (11h40m)
inbound: 04-Jan-2020
00:05 BWI » 10:30 STN
WOW air 1 stop (10h25m)
£533
outward: 18-Oct-2019
11:35 LGW » 02:05 IAD
TAP Air Portugal 1 stop (14h30m)
inbound: 27-Oct-2019
01:00 BWI » 10:30 STN
WOW air 1 stop (10h30m)
£534
outward: 12-Apr-2019
12:20 STN » 00:00 BWI
WOW air 1 stop (11h40m)
inbound: 18-Apr-2019
01:00 BWI » 11:20 STN
WOW air 1 stop (10h20m)
Return
Departure
Choose when you'd like to depart to Washington (USA):
Find the cheapest London Washington flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for London - Washington with these new dates, click on an offer. Want to depart from another city? Choose:

Airlines operating flights from London to Washington

  • any
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • September 2019
  • October 2019
  • November 2019
  • December 2019
  • January 2020
  • February 2020
  • all
  • Aer Lingus
  • Air Canada
  • Air France
  • British Airways
  • Icelandair
  • KLM
  • Lufthansa
  • Royal Air Maroc
  • SAS
  • United Airlines
  • Virgin Atlantic
  • WOW air
outbound: 09-Apr-2019
WOW air 1 stop
return: 16-Apr-2019
WOW air 1 stop
outbound: 14-Sep-2019
SAS 1 stop
return: 21-Sep-2019
SAS 1 stop
outbound: 14-Sep-2019
British Airways 1 stop
return: 21-Sep-2019
WOW air 1 stop
outbound: 14-Sep-2019
Icelandair 1 stop
return: 21-Sep-2019
Icelandair 1 stop
outbound: 08-May-2019
Aer Lingus 1 stop
return: 15-May-2019
Aer Lingus 1 stop
outbound: 14-Sep-2019
Lufthansa 1 stop
return: 21-Sep-2019
Condor 1 stop
outbound: 24-May-2019
Air France 1 stop
return: 01-Jun-2019
Virgin Atlantic direct
outbound: 16-May-2019
Virgin Atlantic direct
return: 23-May-2019
Virgin Atlantic direct
outbound: 08-May-2019
KLM 1 stop
return: 30-Sep-2019
KLM 1 stop
outbound: 14-Sep-2019
Air Canada 1 stop
return: 21-Sep-2019
Air Canada 1 stop
outbound: 31-Mar-2019
United Airlines direct
return: 30-Jun-2019
United Airlines direct
outbound: 17-Apr-2019
Royal Air Maroc 1 stop
return: 24-Apr-2019
Royal Air Maroc 1 stop

About London - Washington flights

Average flight duration: 12h17m (flight with stopovers)

  • Arrival city:
  • Washington, USA
  • Airport(s):
  • Ronald Reagan Washington National Airport (DCA)
  • Dulles International Airport (IAD)
  • Baltimore/Washington International Thurgood Marshall Airport (BWI)
  • Local time:
  • 20-Mar-2019 09:18, GMT-4
  • Weather:
  • min. 5ºC, max. 11ºC
  • Departure 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:
  • 20-Mar-2019 13:18, GMT+0
  • Weather:
  • min. 9ºC, max. 16ºC

Most popular cheap hotels in Washington