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Find flight deals from Washington to London (WAS - LON)

Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights from Washington to London

(Round-trip)
Depart: Mon 9 Feb 2015 Return: Mon 9 Mar 2015 Trip spans 28 days
£423
Select
Turkish Airlines
Turkish Airlines
IAD
18:30
LGW
00:55
30h 25m
1 stop
LGW
08:40
IAD
19:25
34h 45m
1 stop
Depart: Wed 11 Feb 2015 Return: Tue 17 Feb 2015 Trip spans 7 days
£563
Select
Turkish Airlines
Turkish Airlines
IAD
18:30
LHR
00:25
29h 55m
1 stop
LHR
11:10
IAD
18:25
31h 15m
1 stop
Depart: Tue 14 Apr 2015 Return: Fri 17 Apr 2015 Trip spans 4 days
£605
Select
Icelandair
Icelandair
IAD
16:35
LHR
11:10
18h 35m
1 stop
LHR
17:10
IAD
20:10
27h 00m
1 stop
Depart: Fri 15 May 2015 Return: Fri 29 May 2015 Trip spans 15 days
£623
Select
US Airways
US Airways
DCA
13:50
LHR
01:30
11h 40m
1 stop
LHR
06:05
DCA
18:00
11h 55m
1 stop
Depart: Thu 9 Jul 2015 Return: Fri 31 Jul 2015 Trip spans 23 days
£623
Select
Aeroflot
Aeroflot
IAD
10:50
LHR
23:00
36h 10m
1 stop
LHR
18:45
IAD
13:50
19h 05m
1 stop
Depart: Fri 20 Mar 2015 Return: Sat 11 Apr 2015 Trip spans 23 days
£669
Select
Multiple Airlines
Multiple Airlines
DCA
14:05
LHR
23:35
9h 30m
1 stop
LHR
08:50
DCA
19:51
11h 01m
1 stop
Depart: Tue 10 Mar 2015 Return: Tue 17 Mar 2015 Trip spans 8 days
£682
Select
United
United
IAD
13:05
LHR
23:25
10h 20m
1 stop
LHR
03:50
IAD
15:30
11h 40m
1 stop
Depart: Sun 17 May 2015 Return: Fri 22 May 2015 Trip spans 6 days
£687
Select
Multiple Airlines
Multiple Airlines
IAD
13:20
LGW
23:40
10h 20m
1 stop
LGW
09:10
IAD
20:10
11h 00m
1 stop
Depart: Fri 13 Mar 2015 Return: Sun 22 Mar 2015 Trip spans 10 days
£720
Select
Multiple Airlines
Multiple Airlines
IAD
16:15
LHR
23:35
7h 20m
nonstop
LHR
07:25
IAD
16:00
8h 35m
nonstop
Depart: Sun 7 Jun 2015 Return: Sun 21 Jun 2015 Trip spans 15 days
£720
Select
Aer Lingus
Aer Lingus
IAD
13:20
LGW
01:00
11h 40m
1 stop
LGW
05:25
IAD
16:35
11h 10m
1 stop
Depart: Tue 7 Jul 2015 Return: Tue 4 Aug 2015 Trip spans 29 days
£738
Select
Aeroflot
Aeroflot
DCA
02:10
LHR
12:25
34h 15m
2 stops
LHR
09:25
DCA
18:17
32h 52m
2 stops
Depart: Thu 26 Mar 2015 Return: Wed 1 Apr 2015 Trip spans 7 days
£781
Select
Brussels Airlines
Brussels Airlines
IAD
13:45
LHR
02:05
12h 20m
1 stop
LHR
13:50
IAD
13:55
24h 05m
1 stop
Depart: Wed 1 Jul 2015 Return: Thu 30 Jul 2015 Trip spans 30 days
£781
Select
Icelandair
Icelandair
IAD
16:35
LGW
02:45
10h 10m
1 stop
LGW
09:10
IAD
20:10
11h 00m
1 stop
Depart: Fri 20 Feb 2015 Return: Sun 1 Mar 2015 Trip spans 10 days
£837
Select
Austrian Airlines
Austrian Airlines
IAD
12:55
LHR
08:40
19h 45m
1 stop
LHR
14:35
IAD
14:40
24h 05m
1 stop
Depart: Fri 10 Apr 2015 Return: Wed 15 Apr 2015 Trip spans 6 days
£1710
Select
Aeromexico
Aeromexico
IAD
20:55
LGW
07:20
34h 25m
2 stops
LGW
13:20
IAD
00:34
35h 14m
2 stops
Change your search
Direct flights WAS - LON on British Airways
Flight No. Departure BWI Arrival LHR Mon Tue Wed Thu Fri Sat Sun Valid between
228 19:20 07:35 19 Jan - 3 Feb
228 19:20 07:35 13 Feb - 7 Mar
228 19:20 07:35 5 Feb - 11 Feb
Flight No. Departure IAD Arrival LHR Mon Tue Wed Thu Fri Sat Sun Valid between
216 18:00 05:55 22 Jan - 5 Mar
216 18:30 06:25 19 Jan - 7 Mar
292 22:20 10:20 27 Jan - 5 Feb
292 22:20 10:20 7 Feb - 16 Feb
292 22:20 10:20 3 Mar - 4 Mar
292 22:20 10:20 26 Feb - 1 Mar
292 22:20 10:20 18 Feb - 25 Feb
292 22:20 10:20 17 Feb - 24 Feb
Airports
Origin

Washington
only £423
only £623
Destination

London
only £563
only £423