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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: Wed 4 Mar 2015 Return: Tue 10 Mar 2015 Trip spans 6 days
Turkish Airlines
Turkish Airlines
IAD
18:30
LGW
23:15
28h 45m
1 stop
LGW
13:20
IAD
19:25
30h 05m
1 stop
Depart: Mon 13 Apr 2015 Return: Sun 17 May 2015 Trip spans 35 days
Aeroflot
Aeroflot
IAD
10:50
LHR
03:05
16h 15m
1 stop
LHR
04:55
IAD
13:50
32h 55m
1 stop
Depart: Sat 4 Apr 2015 Return: Tue 14 Apr 2015 Trip spans 11 days
Icelandair
Icelandair
IAD
16:35
LGW
11:10
18h 35m
1 stop
LGW
09:10
IAD
20:10
11h 00m
1 stop
Depart: Mon 6 Apr 2015 Return: Wed 15 Apr 2015 Trip spans 10 days
Turkish Airlines
Turkish Airlines
IAD
19:25
LHR
13:30
18h 05m
1 stop
LHR
18:30
IAD
19:10
24h 40m
1 stop
Depart: Fri 27 Mar 2015 Return: Sun 5 Apr 2015 Trip spans 10 days
American Airlines
American Airlines
DCA
08:47
LHR
22:20
13h 33m
1 stop
LHR
08:50
DCA
20:00
11h 10m
1 stop
Depart: Thu 25 Dec 2014 Return: Fri 9 Jan 2015 Trip spans 16 days
Delta
Delta
DCA
06:44
LHR
21:05
14h 21m
1 stop
LHR
09:35
DCA
22:31
12h 56m
1 stop
Depart: Mon 22 Dec 2014 Return: Fri 16 Jan 2015 Trip spans 26 days
US Airways
US Airways
DCA
09:30
LHR
19:10
9h 40m
1 stop
LHR
11:25
DCA
22:38
11h 13m
1 stop
Depart: Tue 23 Dec 2014 Return: Thu 15 Jan 2015 Trip spans 24 days
United
United
DCA
13:23
LHR
00:15
10h 52m
1 stop
LHR
11:05
DCA
22:44
11h 39m
1 stop
Depart: Fri 26 Dec 2014 Return: Fri 2 Jan 2015 Trip spans 8 days
Air Canada
Air Canada
DCA
11:35
LHR
21:30
9h 55m
1 stop
LHR
07:05
DCA
19:00
11h 55m
1 stop
Depart: Fri 2 Jan 2015 Return: Sat 3 Jan 2015 Trip spans 2 days
Lufthansa
Lufthansa
IAD
17:00
LHR
00:15
7h 15m
nonstop
LHR
14:30
IAD
15:05
24h 35m
2 stops
Depart: Tue 30 Dec 2014 Return: Sat 3 Jan 2015 Trip spans 5 days
Brussels Airlines
Brussels Airlines
IAD
12:50
LHR
11:10
22h 20m
1 stop
LHR
06:15
IAD
14:55
32h 40m
1 stop
Depart: Sat 27 Dec 2014 Return: Wed 31 Dec 2014 Trip spans 5 days
Etihad Airways
Etihad Airways
IAD
16:50
STN
05:15
36h 25m
2 stops
STN
02:10
IAD
17:45
39h 35m
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 26 Dec - 3 Feb
Flight No. Departure IAD Arrival LHR Mon Tue Wed Thu Fri Sat Sun Valid between
216 18:00 05:55 1 Jan - 5 Mar
216 18:30 06:25 19 Dec - 7 Mar
292 22:20 10:20 27 Jan - 5 Feb
292 22:20 10:20 20 Jan - 21 Jan
292 22:20 10:20 15 Jan - 26 Jan
292 22:20 10:20 7 Jan - 14 Jan
292 22:20 10:20 6 Jan - 8 Jan
292 22:20 10:20 29 Dec - 5 Jan
292 22:20 10:20 19 Dec - 28 Dec
Airports
Origin

Washington
only £399
only £604
Destination

London
only £525
only £399
only £3025