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Find flight deals from United Kingdom to Washington

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

Book cheap flights to Washington

(Round-trip)
Depart: Sat, 27 Sep, 2014 Return: Tue, 7 Oct, 2014 Trip spans 11 days
SAS
SAS
BHX
05:55
IAD
16:00
34h 05m
1 stop
IAD
13:15
BHX
00:25
11h 10m
1 stop
Depart: Wed, 27 Aug, 2014 Return: Tue, 9 Sep, 2014 Trip spans 14 days
Delta
Delta
LHR
07:35
IAD
15:50
8h 15m
1 stop
IAD
15:20
LHR
02:05
10h 45m
1 stop
Depart: Thu, 28 Aug, 2014 Return: Thu, 4 Sep, 2014 Trip spans 8 days
Brussels Airlines
Brussels Airlines
MAN
06:25
IAD
19:55
13h 30m
1 stop
IAD
18:25
MAN
07:55
13h 30m
1 stop
Depart: Wed, 3 Sep, 2014 Return: Wed, 1 Oct, 2014 Trip spans 29 days
Icelandair
Icelandair
LHR
17:10
IAD
20:10
27h 00m
1 stop
IAD
16:35
LHR
11:10
18h 35m
1 stop
Depart: Tue, 9 Sep, 2014 Return: Sat, 20 Sep, 2014 Trip spans 12 days
Icelandair
Icelandair
LGW
09:10
IAD
20:10
11h 00m
1 stop
IAD
16:35
LGW
11:10
18h 35m
1 stop
Depart: Mon, 18 Aug, 2014 Return: Wed, 3 Sep, 2014 Trip spans 17 days
Brussels Airlines
Brussels Airlines
MAN
13:25
IAD
19:55
30h 30m
1 stop
IAD
13:35
MAN
11:55
22h 20m
1 stop
Depart: Sun, 7 Sep, 2014 Return: Sun, 21 Sep, 2014 Trip spans 15 days
SAS
SAS
MAN
15:25
IAD
16:00
24h 35m
1 stop
IAD
13:15
MAN
00:35
11h 20m
1 stop
Depart: Sun, 17 Aug, 2014 Return: Wed, 3 Sep, 2014 Trip spans 18 days
Brussels Airlines
Brussels Airlines
MAN
06:15
IAD
19:55
13h 40m
1 stop
IAD
13:35
MAN
11:55
22h 20m
1 stop
Depart: Fri, 22 Aug, 2014 Return: Tue, 2 Sep, 2014 Trip spans 12 days
Brussels Airlines
Brussels Airlines
MAN
06:25
IAD
19:55
13h 30m
1 stop
IAD
18:25
MAN
07:55
13h 30m
1 stop
Depart: Thu, 4 Sep, 2014 Return: Tue, 16 Sep, 2014 Trip spans 13 days
Air Canada
Air Canada
LHR
04:30
IAD
16:37
12h 07m
1 stop
IAD
16:46
LHR
02:05
9h 19m
1 stop
Depart: Sat, 23 Aug, 2014 Return: Sat, 6 Sep, 2014 Trip spans 15 days
Brussels Airlines
Brussels Airlines
MAN
06:25
IAD
19:55
13h 30m
1 stop
IAD
18:25
MAN
07:55
13h 30m
1 stop
Depart: Mon, 25 Aug, 2014 Return: Mon, 1 Sep, 2014 Trip spans 8 days
Lufthansa
Lufthansa
MAN
06:55
IAD
15:05
8h 10m
1 stop
IAD
18:20
MAN
07:30
13h 10m
1 stop
Depart: Tue, 26 Aug, 2014 Return: Mon, 1 Sep, 2014 Trip spans 7 days
Lufthansa
Lufthansa
MAN
06:55
IAD
15:05
8h 10m
1 stop
IAD
18:20
MAN
07:30
13h 10m
1 stop
Depart: Wed, 13 Aug, 2014 Return: Mon, 18 Aug, 2014 Trip spans 6 days
Brussels Airlines
Brussels Airlines
BHX
02:10
IAD
15:20
13h 10m
1 stop
IAD
13:35
BHX
08:15
18h 40m
1 stop
Depart: Thu, 21 Aug, 2014 Return: Wed, 27 Aug, 2014 Trip spans 7 days
Virgin Atlantic
Virgin Atlantic
LHR
09:05
IAD
22:40
13h 35m
direct
IAD
14:40
LHR
22:05
7h 25m
direct
Depart: Thu, 7 Aug, 2014 Return: Thu, 4 Sep, 2014 Trip spans 29 days
Aeroflot
Aeroflot
LHR
18:45
IAD
23:43
28h 58m
1 stop
IAD
10:45
LHR
23:00
36h 15m
1 stop
Depart: Fri, 15 Aug, 2014 Return: Fri, 22 Aug, 2014 Trip spans 8 days
United
United
MAN
06:55
IAD
15:05
8h 10m
direct
IAD
14:25
MAN
21:55
7h 30m
direct
Depart: Sun, 24 Aug, 2014 Return: Sat, 30 Aug, 2014 Trip spans 7 days
Air Canada
Air Canada
LHR
09:05
DCA
20:03
10h 58m
2 stops
DCA
14:40
LHR
01:25
34h 45m
2 stops
Depart: Sat, 16 Aug, 2014 Return: Sat, 6 Sep, 2014 Trip spans 22 days
United
United
LHR
07:50
IAD
16:15
32h 25m
direct
IAD
18:00
LHR
01:15
7h 15m
direct
Depart: Mon, 11 Aug, 2014 Return: Sat, 23 Aug, 2014 Trip spans 13 days
Aer Lingus
Aer Lingus
MAN
15:35
IAD
16:25
24h 50m
1 stop
IAD
18:15
MAN
06:05
11h 50m
1 stop
Change your search
Airports
Origin

Birmingham
£835
Edinburgh
£694
London
only £585
only £844
Manchester
£900
Destination

Washington
only £886
only £900