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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: Sun 8 Feb 2015 Return: Sun 15 Feb 2015 Trip spans 8 days
Icelandair
Icelandair
LGW
07:30
IAD
18:30
11h 00m
1 stop
IAD
14:45
LGW
01:15
10h 30m
1 stop
Depart: Sun 1 Mar 2015 Return: Sun 8 Mar 2015 Trip spans 7 days
Icelandair
Icelandair
LGW
07:30
IAD
18:30
11h 00m
1 stop
IAD
16:45
LGW
03:15
10h 30m
1 stop
Depart: Wed 18 Feb 2015 Return: Tue 24 Feb 2015 Trip spans 7 days
Multiple Airlines
Multiple Airlines
MAN
05:45
IAD
21:15
15h 30m
2 stops
IAD
11:00
MAN
23:50
12h 50m
2 stops
Depart: Tue 2 Dec 2014 Return: Mon 8 Dec 2014 Trip spans 7 days
US Airways
US Airways
MAN
05:45
IAD
19:14
13h 29m
2 stops
IAD
08:40
MAN
22:45
14h 05m
2 stops
Depart: Wed 11 Feb 2015 Return: Wed 25 Feb 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
EDI
01:35
IAD
19:28
17h 53m
2 stops
IAD
11:00
EDI
00:40
13h 40m
2 stops
Depart: Fri 5 Dec 2014 Return: Sun 7 Dec 2014 Trip spans 3 days
Icelandair
Icelandair
LHR
15:35
IAD
18:30
26h 55m
1 stop
IAD
14:45
LHR
01:30
10h 45m
1 stop
Depart: Mon 2 Feb 2015 Return: Tue 31 Mar 2015 Trip spans 57 days
US Airways
US Airways
LHR
06:40
IAD
19:28
12h 48m
1 stop
IAD
12:00
LHR
22:50
10h 50m
1 stop
Depart: Sun 30 Nov 2014 Return: Sun 7 Dec 2014 Trip spans 8 days
SAS
SAS
MAN
14:25
IAD
15:15
24h 50m
1 stop
IAD
12:15
MAN
23:35
11h 20m
1 stop
Depart: Wed 4 Mar 2015 Return: Wed 25 Mar 2015 Trip spans 21 days
SAS
SAS
BHX
04:55
IAD
15:15
34h 20m
1 stop
IAD
14:15
BHX
10:35
20h 20m
1 stop
Depart: Tue 31 Mar 2015 Return: Tue 7 Apr 2015 Trip spans 8 days
SAS
SAS
LHR
02:40
IAD
16:00
13h 20m
1 stop
IAD
13:15
LHR
04:05
14h 50m
1 stop
Depart: Thu 23 Apr 2015 Return: Thu 7 May 2015 Trip spans 15 days
Icelandair
Icelandair
GLA
10:05
IAD
20:10
10h 05m
1 stop
IAD
16:35
GLA
01:40
9h 05m
1 stop
Depart: Sun 7 Dec 2014 Return: Thu 18 Dec 2014 Trip spans 12 days
United
United
LHR
13:00
IAD
07:25
18h 25m
1 stop
IAD
11:50
LHR
00:15
12h 25m
1 stop
Depart: Thu 25 Dec 2014 Return: Mon 12 Jan 2015 Trip spans 19 days
Delta
Delta
BHX
01:00
IAD
15:35
14h 35m
1 stop
IAD
10:50
BHX
03:05
16h 15m
2 stops
Depart: Tue 9 Dec 2014 Return: Mon 29 Dec 2014 Trip spans 21 days
Delta
Delta
LHR
09:35
IAD
21:16
11h 41m
1 stop
IAD
14:15
LHR
21:35
7h 20m
nonstop
Depart: Sat 13 Dec 2014 Return: Wed 31 Dec 2014 Trip spans 19 days
Delta
Delta
GLA
01:00
IAD
16:47
15h 47m
2 stops
IAD
13:05
GLA
03:00
13h 55m
1 stop
Depart: Wed 12 Nov 2014 Return: Wed 10 Dec 2014 Trip spans 29 days
KLM Royal Dutch
KLM Royal Dutch
GLA
04:20
IAD
15:35
11h 15m
1 stop
IAD
13:05
GLA
03:00
13h 55m
1 stop
Depart: Fri 3 Apr 2015 Return: Mon 6 Apr 2015 Trip spans 4 days
Aeroflot
Aeroflot
LHR
18:45
IAD
13:50
19h 05m
1 stop
IAD
10:50
LHR
12:25
25h 35m
1 stop
Depart: Mon 15 Dec 2014 Return: Wed 21 Jan 2015 Trip spans 38 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: Fri 19 Dec 2014 Return: Thu 1 Jan 2015 Trip spans 14 days
Aer Lingus
Aer Lingus
BHX
03:20
IAD
15:20
12h 00m
1 stop
IAD
17:15
BHX
08:45
15h 30m
1 stop
Depart: Wed 24 Dec 2014 Return: Mon 12 Jan 2015 Trip spans 20 days
Multiple Airlines
Multiple Airlines
BHX
04:25
IAD
15:35
11h 10m
1 stop
IAD
13:55
BHX
03:05
13h 10m
1 stop
Change your search
Airports
Origin

Birmingham
£467
Glasgow
£484
London
only £416
only £391
Edinburgh
£414
Manchester
£391
Destination

Washington
£391