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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: Sat, 7 Feb, 2015 Return: Sun, 22 Feb, 2015 Trip spans 16 days
Icelandair
Icelandair
IAD
14:45
LHR
01:30
10h 45m
1 stop
LHR
08:00
IAD
18:30
10h 30m
1 stop
Depart: Fri, 28 Nov, 2014 Return: Wed, 3 Dec, 2014 Trip spans 6 days
Turkish Airlines
Turkish Airlines
IAD
18:30
LGW
23:25
28h 55m
1 stop
LGW
12:20
IAD
18:25
30h 05m
1 stop
Depart: Sat, 8 Nov, 2014 Return: Sun, 23 Nov, 2014 Trip spans 16 days
Lufthansa
Lufthansa
IAD
04:35
LHR
12:00
7h 25m
direct
LHR
02:30
IAD
11:20
8h 50m
direct
Depart: Tue, 25 Nov, 2014 Return: Wed, 10 Dec, 2014 Trip spans 16 days
Turkish Airlines
Turkish Airlines
IAD
18:30
LGW
00:35
30h 05m
1 stop
LGW
12:20
IAD
18:25
30h 05m
1 stop
Depart: Wed, 12 Nov, 2014 Return: Sun, 16 Nov, 2014 Trip spans 5 days
Austrian Airlines
Austrian Airlines
IAD
11:54
LHR
22:15
58h 21m
1 stop
LHR
01:00
IAD
14:40
13h 40m
1 stop
Depart: Thu, 13 Nov, 2014 Return: Sun, 16 Nov, 2014 Trip spans 4 days
Austrian Airlines
Austrian Airlines
IAD
11:50
LHR
11:25
47h 35m
1 stop
LHR
04:05
IAD
14:40
34h 35m
1 stop
Depart: Thu, 27 Nov, 2014 Return: Sun, 30 Nov, 2014 Trip spans 4 days
Austrian Airlines
Austrian Airlines
IAD
11:50
LHR
11:25
47h 35m
1 stop
LHR
04:05
IAD
14:40
34h 35m
1 stop
Depart: Fri, 16 Jan, 2015 Return: Mon, 19 Jan, 2015 Trip spans 4 days
Austrian Airlines
Austrian Airlines
IAD
11:54
LHR
08:40
44h 46m
1 stop
LHR
01:00
IAD
14:40
13h 40m
1 stop
Depart: Thu, 11 Dec, 2014 Return: Mon, 15 Dec, 2014 Trip spans 5 days
Austrian Airlines
Austrian Airlines
IAD
12:55
LHR
22:15
57h 20m
1 stop
LHR
01:00
IAD
14:40
13h 40m
1 stop
Depart: Wed, 3 Dec, 2014 Return: Wed, 10 Dec, 2014 Trip spans 8 days
Multiple Airlines
Multiple Airlines
IAD
12:55
LHR
23:35
10h 40m
direct
LHR
06:15
IAD
14:25
8h 10m
direct
Depart: Thu, 12 Feb, 2015 Return: Mon, 16 Feb, 2015 Trip spans 5 days
Austrian Airlines
Austrian Airlines
IAD
12:45
LHR
22:15
57h 30m
1 stop
LHR
01:00
IAD
14:40
13h 40m
1 stop
Depart: Mon, 15 Dec, 2014 Return: Sat, 27 Dec, 2014 Trip spans 13 days
Multiple Airlines
Multiple Airlines
IAD
14:15
LHR
21:35
7h 20m
direct
LHR
06:25
IAD
15:00
8h 35m
direct
Depart: Tue, 16 Dec, 2014 Return: Fri, 26 Dec, 2014 Trip spans 11 days
Finnair
Finnair
IAD
13:30
LHR
20:25
6h 55m
direct
LHR
06:15
IAD
14:25
8h 10m
direct
Depart: Fri, 31 Oct, 2014 Return: Tue, 4 Nov, 2014 Trip spans 5 days
Multiple Airlines
Multiple Airlines
IAD
16:15
LHR
23:35
7h 20m
direct
LHR
06:25
IAD
15:00
8h 35m
direct
Depart: Fri, 12 Dec, 2014 Return: Wed, 7 Jan, 2015 Trip spans 27 days
United
United
IAD
04:35
LHR
12:00
7h 25m
1 stop
LHR
02:00
IAD
15:15
13h 15m
1 stop
Depart: Sat, 13 Dec, 2014 Return: Wed, 7 Jan, 2015 Trip spans 26 days
United
United
IAD
04:35
LHR
12:00
7h 25m
1 stop
LHR
02:00
IAD
15:15
13h 15m
1 stop
Depart: Sun, 14 Dec, 2014 Return: Wed, 7 Jan, 2015 Trip spans 25 days
United
United
IAD
11:51
LHR
21:25
9h 34m
1 stop
LHR
02:00
IAD
15:15
13h 15m
1 stop
Depart: Thu, 26 Mar, 2015 Return: Sun, 5 Apr, 2015 Trip spans 11 days
Icelandair
Icelandair
IAD
16:45
LGW
03:15
10h 30m
1 stop
LGW
09:10
IAD
20:10
11h 00m
1 stop
Depart: Sun, 2 Nov, 2014 Return: Tue, 11 Nov, 2014 Trip spans 10 days
Austrian Airlines
Austrian Airlines
IAD
12:55
LHR
22:15
33h 20m
1 stop
LHR
14:35
IAD
14:40
24h 05m
1 stop
Depart: Mon, 3 Nov, 2014 Return: Sat, 8 Nov, 2014 Trip spans 6 days
Austrian Airlines
Austrian Airlines
IAD
12:55
LHR
08:40
19h 45m
1 stop
LHR
14:35
IAD
14:40
24h 05m
1 stop
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 28 Nov - 5 Dec
228 19:20 07:35 2 Nov - 26 Nov
228 20:20 07:35 26 Oct - 1 Nov
Flight No. Departure IAD Arrival LHR Mon Tue Wed Thu Fri Sat Sun Valid between
216 18:00 05:55 6 Nov - 20 Nov
216 18:30 06:25 2 Nov - 26 Nov
216 18:30 06:25 29 Nov - 7 Mar
216 19:30 06:25 26 Oct - 1 Nov
292 22:20 10:20 2 Dec - 10 Dec
292 22:20 10:20 2 Nov - 10 Nov
292 22:20 10:20 14 Nov - 20 Nov
292 22:20 10:20 13 Nov - 17 Nov
292 22:20 10:20 8 Nov - 8 Nov
292 22:20 10:20 4 Nov - 12 Nov
292 22:20 10:20 21 Nov - 1 Dec
292 22:20 10:20 25 Nov - 27 Nov
292 23:20 10:20 27 Oct - 1 Nov
Airports
Origin

Washington
only £455
only £844
Destination

London
only £455
only £1439
only £465