Browse Origins:
  • United Kingdom:
Browse Destinations:

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: Sun 15 Mar 2015 Return: Wed 18 Mar 2015 Trip spans 4 days
Icelandair
Icelandair
LGW
08:30
IAD
19:30
11h 00m
1 stop
IAD
16:45
LGW
03:15
10h 30m
1 stop
Depart: Thu 15 Jan 2015 Return: Sun 18 Jan 2015 Trip spans 4 days
Icelandair
Icelandair
LHR
08:00
IAD
18:30
10h 30m
1 stop
IAD
14:45
LHR
01:30
10h 45m
1 stop
Depart: Sat 10 Jan 2015 Return: Mon 12 Jan 2015 Trip spans 3 days
United
United
LHR
13:00
IAD
11:40
22h 40m
1 stop
IAD
04:30
LHR
12:00
7h 30m
nonstop
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 29 Mar 2015 Return: Sat 11 Apr 2015 Trip spans 14 days
Aeroflot
Aeroflot
LHR
18:45
IAD
13:50
19h 05m
1 stop
IAD
10:50
LHR
03:05
16h 15m
1 stop
Depart: Sun 11 Jan 2015 Return: Sun 18 Jan 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
BHX
12:40
IAD
15:35
26h 55m
1 stop
IAD
10:50
BHX
22:25
35h 35m
2 stops
Depart: Fri 13 Feb 2015 Return: Thu 26 Feb 2015 Trip spans 14 days
SAS
SAS
MAN
14:25
IAD
15:15
24h 50m
1 stop
IAD
12:15
MAN
23:35
11h 20m
1 stop
Depart: Tue 19 May 2015 Return: Mon 8 Jun 2015 Trip spans 21 days
American Airlines
American Airlines
LHR
10:35
DCA
23:08
12h 33m
1 stop
DCA
14:57
LHR
02:00
11h 03m
1 stop
Depart: Mon 9 Feb 2015 Return: Thu 12 Mar 2015 Trip spans 31 days
United
United
GLA
04:00
IAD
11:21
31h 21m
2 stops
IAD
04:25
GLA
22:30
18h 05m
2 stops
Depart: Sat 14 Mar 2015 Return: Sat 28 Mar 2015 Trip spans 15 days
SAS
SAS
LHR
02:40
IAD
16:15
13h 35m
1 stop
IAD
14:15
LHR
04:05
13h 50m
1 stop
Depart: Sun 14 Dec 2014 Return: Wed 28 Jan 2015 Trip spans 46 days
United
United
MAN
04:00
IAD
07:25
27h 25m
1 stop
IAD
11:50
MAN
04:55
17h 05m
2 stops
Depart: Sat 6 Dec 2014 Return: Wed 10 Dec 2014 Trip spans 5 days
Lufthansa
Lufthansa
LHR
01:50
IAD
14:55
13h 05m
1 stop
IAD
13:35
LHR
20:50
7h 15m
nonstop
Depart: Thu 1 Jan 2015 Return: Thu 8 Jan 2015 Trip spans 8 days
Delta
Delta
LHR
06:25
IAD
15:00
8h 35m
nonstop
IAD
10:50
LHR
20:50
10h 00m
1 stop
Depart: Sat 18 Apr 2015 Return: Sat 25 Apr 2015 Trip spans 8 days
Turkish Airlines
Turkish Airlines
LGW
13:10
IAD
19:10
30h 00m
1 stop
IAD
19:25
LGW
00:05
28h 40m
1 stop
Depart: Wed 17 Dec 2014 Return: Wed 31 Dec 2014 Trip spans 15 days
KLM Royal Dutch
KLM Royal Dutch
MAN
00:55
IAD
15:35
14h 40m
1 stop
IAD
13:05
MAN
03:00
13h 55m
1 stop
Depart: Wed 18 Feb 2015 Return: Mon 2 Mar 2015 Trip spans 13 days
KLM Royal Dutch
KLM Royal Dutch
GLA
01:00
IAD
15:35
14h 35m
1 stop
IAD
07:30
GLA
22:45
15h 15m
2 stops
Depart: Sun 5 Apr 2015 Return: Sat 18 Apr 2015 Trip spans 14 days
Icelandair
Icelandair
MAN
09:25
IAD
20:10
10h 45m
1 stop
IAD
16:35
MAN
02:35
10h 00m
1 stop
Depart: Tue 23 Dec 2014 Return: Tue 30 Dec 2014 Trip spans 8 days
British Airways
British Airways
GLA
06:35
IAD
20:15
13h 40m
1 stop
IAD
17:20
GLA
06:20
13h 00m
1 stop
Depart: Mon 22 Dec 2014 Return: Fri 9 Jan 2015 Trip spans 19 days
United
United
EDI
04:05
IAD
16:10
12h 05m
1 stop
IAD
07:15
EDI
21:35
14h 20m
2 stops
Depart: Mon 19 Jan 2015 Return: Fri 23 Jan 2015 Trip spans 5 days
Turkish Airlines
Turkish Airlines
MAN
11:25
IAD
18:25
31h 00m
1 stop
IAD
18:30
MAN
00:05
29h 35m
1 stop
Change your search
Airports
Origin

Birmingham
£465
Glasgow
£480
London
only £424
only £405
Edinburgh
£437
Manchester
£466
Destination

Washington
only £405
only £476