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Find flight deals from United Kingdom to Washington Dulles Intl

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

Book cheap flights to Washington Dulles Intl

(Round-trip)
Depart: Sat 10 Jan 2015 Return: Sat 17 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: Thu 22 Jan 2015 Return: Tue 27 Jan 2015 Trip spans 6 days
Delta
Delta
LHR
06:25
IAD
15:00
8h 35m
nonstop
IAD
10:50
LHR
21:05
10h 15m
1 stop
Depart: Thu 5 Mar 2015 Return: Wed 18 Mar 2015 Trip spans 13 days
Icelandair
Icelandair
LGW
07:30
IAD
18:30
11h 00m
1 stop
IAD
16:45
LGW
03:15
10h 30m
1 stop
Depart: Sun 22 Feb 2015 Return: Thu 26 Feb 2015 Trip spans 5 days
Icelandair
Icelandair
LHR
08:00
IAD
18:30
10h 30m
1 stop
IAD
14:45
LHR
09:30
18h 45m
1 stop
Depart: Sun 14 Dec 2014 Return: Wed 28 Jan 2015 Trip spans 46 days
Multiple Airlines
Multiple Airlines
MAN
09:15
IAD
15:00
29h 45m
1 stop
IAD
10:50
MAN
23:50
13h 00m
2 stops
Depart: Sun 5 Apr 2015 Return: Thu 9 Apr 2015 Trip spans 5 days
Aeroflot
Aeroflot
LHR
09:25
IAD
13:50
28h 25m
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
SAS
SAS
MAN
14:25
IAD
15:15
24h 50m
1 stop
IAD
12:15
MAN
08:40
20h 25m
1 stop
Depart: Mon 1 Dec 2014 Return: Fri 12 Dec 2014 Trip spans 12 days
Multiple Airlines
Multiple Airlines
BHX
12:25
IAD
15:35
27h 10m
1 stop
IAD
01:00
BHX
22:25
21h 25m
2 stops
Depart: Tue 16 Dec 2014 Return: Wed 28 Jan 2015 Trip spans 44 days
KLM Royal Dutch
KLM Royal Dutch
LBA
01:15
IAD
15:35
14h 20m
1 stop
IAD
13:05
LBA
06:45
17h 40m
1 stop
Depart: Fri 9 Jan 2015 Return: Tue 13 Jan 2015 Trip spans 5 days
United
United
BHX
04:00
IAD
21:09
17h 09m
2 stops
IAD
03:35
BHX
21:10
17h 35m
2 stops
Depart: Thu 26 Mar 2015 Return: Thu 16 Apr 2015 Trip spans 22 days
SAS
SAS
LHR
02:40
IAD
16:15
13h 35m
1 stop
IAD
13:15
LHR
07:00
17h 45m
1 stop
Depart: Wed 3 Dec 2014 Return: Thu 25 Dec 2014 Trip spans 23 days
Lufthansa
Lufthansa
LHR
03:20
IAD
15:55
12h 35m
1 stop
IAD
13:35
LHR
20:50
7h 15m
nonstop
Depart: Mon 2 Mar 2015 Return: Thu 26 Mar 2015 Trip spans 24 days
KLM Royal Dutch
KLM Royal Dutch
LHR
03:40
IAD
15:30
11h 50m
1 stop
IAD
13:00
LHR
01:00
12h 00m
1 stop
Depart: Sun 15 Mar 2015 Return: Wed 13 May 2015 Trip spans 60 days
Austrian Airlines
Austrian Airlines
LHR
05:05
IAD
15:40
34h 35m
1 stop
IAD
13:50
LHR
12:30
22h 40m
1 stop
Depart: Tue 6 Jan 2015 Return: Wed 14 Jan 2015 Trip spans 9 days
Virgin Atlantic
Virgin Atlantic
LHR
06:25
IAD
15:00
8h 35m
nonstop
IAD
14:15
LHR
21:35
7h 20m
nonstop
Depart: Mon 15 Dec 2014 Return: Wed 28 Jan 2015 Trip spans 45 days
United
United
MAN
07:00
IAD
15:30
8h 30m
nonstop
IAD
07:15
MAN
21:30
14h 15m
2 stops
Depart: Thu 25 Dec 2014 Return: Sun 25 Jan 2015 Trip spans 32 days
American Airlines
American Airlines
LHR
12:00
IAD
20:15
8h 15m
nonstop
IAD
08:40
LHR
21:05
12h 25m
1 stop
Depart: Fri 26 Dec 2014 Return: Sat 3 Jan 2015 Trip spans 9 days
Iberia
Iberia
LHR
06:15
IAD
14:25
8h 10m
nonstop
IAD
13:30
LHR
20:25
6h 55m
nonstop
Depart: Mon 16 Feb 2015 Return: Fri 20 Feb 2015 Trip spans 5 days
Turkish Airlines
Turkish Airlines
LGW
12:20
IAD
18:25
30h 05m
1 stop
IAD
18:30
LGW
23:15
28h 45m
1 stop
Depart: Sat 6 Dec 2014 Return: Sat 20 Dec 2014 Trip spans 15 days
Delta
Delta
MAN
05:20
IAD
22:42
17h 22m
1 stop
IAD
14:15
MAN
11:10
20h 55m
1 stop
Change your search
Airports
Origin

Birmingham
£469
Leeds
£470
London
only £403
only £403
Edinburgh
£394
Manchester
£433
Destination

Washington
£394