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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 7 Feb 2015 Return: Sun 15 Feb 2015 Trip spans 9 days
Icelandair
Icelandair
LGW
07:30
IAD
18:30
11h 00m
1 stop
IAD
14:45
LGW
01:15
10h 30m
1 stop
Depart: Wed 17 Dec 2014 Return: Wed 7 Jan 2015 Trip spans 22 days
British Airways
British Airways
MAN
01:50
IAD
14:25
12h 35m
1 stop
IAD
13:30
MAN
23:15
9h 45m
1 stop
Depart: Sat 17 Jan 2015 Return: Sat 24 Jan 2015 Trip spans 8 days
Icelandair
Icelandair
LHR
08:00
IAD
18:30
10h 30m
1 stop
IAD
14:45
LHR
01:30
10h 45m
1 stop
Depart: Wed 21 Jan 2015 Return: Wed 28 Jan 2015 Trip spans 8 days
Delta
Delta
EDI
01:35
IAD
15:00
13h 25m
1 stop
IAD
10:50
EDI
00:40
13h 50m
2 stops
Depart: Sun 22 Mar 2015 Return: Tue 31 Mar 2015 Trip spans 10 days
SAS
SAS
MAN
15:25
IAD
16:15
24h 50m
1 stop
IAD
13:15
MAN
00:35
11h 20m
1 stop
Depart: Sat 13 Dec 2014 Return: Tue 27 Jan 2015 Trip spans 46 days
Multiple Airlines
Multiple Airlines
MAN
12:20
DCA
07:34
19h 14m
2 stops
DCA
09:30
MAN
22:15
12h 45m
2 stops
Depart: Sun 29 Mar 2015 Return: Thu 9 Apr 2015 Trip spans 12 days
Aeroflot
Aeroflot
LHR
18:45
IAD
13:50
19h 05m
1 stop
IAD
10:50
LHR
03:05
16h 15m
1 stop
Depart: Fri 24 Apr 2015 Return: Mon 27 Apr 2015 Trip spans 4 days
American Airlines
American Airlines
LHR
10:35
DCA
23:08
12h 33m
1 stop
DCA
14:17
LHR
02:00
11h 43m
1 stop
Depart: Sun 11 Jan 2015 Return: Sun 18 Jan 2015 Trip spans 8 days
SAS
SAS
LHR
15:30
IAD
15:15
23h 45m
1 stop
IAD
12:15
LHR
03:05
14h 50m
1 stop
Depart: Wed 24 Dec 2014 Return: Wed 31 Dec 2014 Trip spans 8 days
United
United
EDI
04:05
IAD
11:19
31h 14m
2 stops
IAD
03:17
EDI
21:35
18h 18m
2 stops
Depart: Tue 16 Dec 2014 Return: Mon 12 Jan 2015 Trip spans 28 days
United
United
LHR
03:40
IAD
17:25
13h 45m
1 stop
IAD
01:04
LHR
11:25
10h 21m
1 stop
Depart: Sun 14 Dec 2014 Return: Wed 28 Jan 2015 Trip spans 46 days
United
United
MAN
04:00
IAD
21:10
17h 10m
2 stops
IAD
07:15
MAN
22:50
15h 35m
2 stops
Depart: Tue 30 Dec 2014 Return: Mon 12 Jan 2015 Trip spans 14 days
Delta
Delta
LHR
06:25
IAD
15:00
8h 35m
nonstop
IAD
10:50
LHR
21:05
10h 15m
1 stop
Depart: Fri 26 Dec 2014 Return: Wed 14 Jan 2015 Trip spans 20 days
Multiple Airlines
Multiple Airlines
MAN
00:55
IAD
15:35
14h 40m
1 stop
IAD
01:00
MAN
22:30
21h 30m
2 stops
Depart: Mon 15 Dec 2014 Return: Tue 13 Jan 2015 Trip spans 30 days
Turkish Airlines
Turkish Airlines
LGW
12:20
IAD
18:25
30h 05m
1 stop
IAD
18:30
LGW
00:35
30h 05m
1 stop
Depart: Sun 30 Nov 2014 Return: Tue 20 Jan 2015 Trip spans 52 days
Virgin Atlantic
Virgin Atlantic
EDI
13:40
IAD
15:00
25h 20m
1 stop
IAD
10:50
EDI
00:40
13h 50m
2 stops
Depart: Sun 7 Dec 2014 Return: Sun 14 Dec 2014 Trip spans 8 days
Aer Lingus
Aer Lingus
LGW
01:50
IAD
15:20
13h 30m
1 stop
IAD
17:15
LGW
06:05
12h 50m
1 stop
Depart: Thu 25 Dec 2014 Return: Tue 30 Dec 2014 Trip spans 6 days
KLM Royal Dutch
KLM Royal Dutch
EDI
00:50
IAD
15:35
14h 45m
1 stop
IAD
08:00
EDI
00:15
16h 15m
2 stops
Depart: Tue 26 May 2015 Return: Wed 24 Jun 2015 Trip spans 30 days
SAS
SAS
BHX
15:15
IAD
16:00
24h 45m
1 stop
IAD
13:15
BHX
00:30
11h 15m
1 stop
Depart: Sat 27 Dec 2014 Return: Wed 14 Jan 2015 Trip spans 19 days
British Airways
British Airways
GLA
03:15
IAD
14:25
11h 10m
1 stop
IAD
17:20
GLA
02:45
9h 25m
1 stop
Change your search
Airports
Origin

Birmingham
£559
Glasgow
£561
London
only £422
only £406
Edinburgh
£436
Manchester
£413
Destination

Washington
only £406
only £468