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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: Wed, 24 Sep, 2014 Return: Tue, 30 Sep, 2014 Trip spans 7 days
Icelandair
Icelandair
MAN
09:25
IAD
20:10
10h 45m
1 stop
IAD
16:35
MAN
02:35
10h 00m
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, 4 Sep, 2014 Return: Tue, 16 Sep, 2014 Trip spans 13 days
Finnair
Finnair
LHR
05:40
IAD
13:40
8h 00m
direct
IAD
14:30
LHR
21:40
7h 10m
direct
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: Sat, 30 Aug, 2014 Return: Wed, 17 Sep, 2014 Trip spans 19 days
British Airways
British Airways
LHR
05:45
IAD
13:45
8h 00m
direct
IAD
14:30
LHR
21:40
7h 10m
direct
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: Tue, 26 Aug, 2014 Trip spans 10 days
Brussels Airlines
Brussels Airlines
MAN
06:15
IAD
19:55
13h 40m
1 stop
IAD
18:25
MAN
11:55
17h 30m
1 stop
Depart: Tue, 26 Aug, 2014 Return: Sun, 31 Aug, 2014 Trip spans 6 days
American Airlines
American Airlines
LHR
03:45
DCA
19:21
15h 36m
1 stop
DCA
08:05
LHR
21:55
13h 50m
1 stop
Depart: Sat, 23 Aug, 2014 Return: Wed, 27 Aug, 2014 Trip spans 5 days
Brussels Airlines
Brussels Airlines
BHX
02:10
IAD
19:55
17h 45m
1 stop
IAD
13:35
BHX
08:15
18h 40m
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: 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: Fri, 15 Aug, 2014 Return: Fri, 22 Aug, 2014 Trip spans 8 days
Brussels Airlines
Brussels Airlines
MAN
06:25
IAD
19:55
13h 30m
1 stop
IAD
18:25
MAN
00:45
30h 20m
1 stop
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: Sun, 10 Aug, 2014 Return: Sat, 6 Sep, 2014 Trip spans 28 days
SAS
SAS
LHR
16:30
IAD
16:00
23h 30m
1 stop
IAD
13:15
LHR
04:05
14h 50m
1 stop
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: Mon, 11 Aug, 2014 Return: Tue, 2 Sep, 2014 Trip spans 23 days
SAS
SAS
BHX
05:55
IAD
16:00
34h 05m
1 stop
IAD
13:15
BHX
00:25
11h 10m
1 stop
Depart: Tue, 12 Aug, 2014 Return: Sun, 24 Aug, 2014 Trip spans 13 days
SAS
SAS
BHX
05:55
IAD
16:00
34h 05m
1 stop
IAD
13:15
BHX
00:25
11h 10m
1 stop
Depart: Fri, 8 Aug, 2014 Return: Tue, 2 Sep, 2014 Trip spans 26 days
Brussels Airlines
Brussels Airlines
BHX
06:25
IAD
19:55
13h 30m
1 stop
IAD
18:25
BHX
04:40
10h 15m
1 stop
Change your search
Airports
Origin

Birmingham
£835
Newcastle upon Tyne
£550
London
only £873
only £844
Manchester
£691
Destination

Washington
only £888
only £873