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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: Thu 19 Feb 2015 Return: Mon 2 Mar 2015 Trip spans 12 days
Delta
Delta
EDI
01:35
IAD
15:00
13h 25m
1 stop
IAD
12:00
EDI
00:40
12h 40m
2 stops
Depart: Sun 1 Feb 2015 Return: Sun 8 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: Wed 28 Jan 2015 Return: Sun 1 Feb 2015 Trip spans 5 days
Icelandair
Icelandair
LHR
15:35
IAD
18:30
26h 55m
1 stop
IAD
14:45
LHR
01:30
10h 45m
1 stop
Depart: Tue 24 Mar 2015 Return: Tue 7 Apr 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
MAN
02:35
IAD
14:50
12h 15m
1 stop
IAD
18:30
MAN
07:45
13h 15m
1 stop
Depart: Tue 3 Mar 2015 Return: Tue 17 Mar 2015 Trip spans 14 days
Multiple Airlines
Multiple Airlines
EDI
01:00
IAD
14:50
13h 50m
1 stop
IAD
15:05
EDI
08:50
17h 45m
1 stop
Depart: Sun 18 Jan 2015 Return: Mon 26 Jan 2015 Trip spans 9 days
Aeroflot
Aeroflot
LHR
17:30
IAD
12:20
18h 50m
1 stop
IAD
09:05
LHR
11:05
26h 00m
1 stop
Depart: Wed 7 Jan 2015 Return: Sat 17 Jan 2015 Trip spans 11 days
SAS
SAS
MAN
15:55
IAD
15:15
23h 20m
1 stop
IAD
12:15
MAN
08:40
20h 25m
1 stop
Depart: Thu 12 Mar 2015 Return: Thu 26 Mar 2015 Trip spans 15 days
Delta
Delta
LHR
07:25
IAD
16:00
8h 35m
nonstop
IAD
02:00
LHR
12:10
10h 10m
1 stop
Depart: Tue 17 Feb 2015 Return: Sun 1 Mar 2015 Trip spans 13 days
United
United
EDI
04:05
IAD
21:03
16h 58m
2 stops
IAD
07:30
EDI
21:35
14h 05m
2 stops
Depart: Mon 12 Jan 2015 Return: Sun 18 Jan 2015 Trip spans 7 days
United
United
MAN
04:00
IAD
21:09
17h 09m
2 stops
IAD
07:15
MAN
21:30
14h 15m
2 stops
Depart: Fri 16 Jan 2015 Return: Sun 18 Jan 2015 Trip spans 3 days
SAS
SAS
LHR
01:40
IAD
15:15
13h 35m
1 stop
IAD
12:15
LHR
03:05
14h 50m
1 stop
Depart: Thu 25 Dec 2014 Return: Wed 31 Dec 2014 Trip spans 7 days
KLM Royal Dutch
KLM Royal Dutch
MAN
04:20
IAD
15:35
11h 15m
1 stop
IAD
07:45
MAN
22:30
14h 45m
2 stops
Depart: Thu 26 Mar 2015 Return: Sun 12 Apr 2015 Trip spans 18 days
Brussels Airlines
Brussels Airlines
EDI
02:00
IAD
14:50
12h 50m
1 stop
IAD
13:50
EDI
05:55
16h 05m
1 stop
Depart: Sun 11 Jan 2015 Return: Sun 18 Jan 2015 Trip spans 8 days
Brussels Airlines
Brussels Airlines
MAN
12:45
IAD
14:50
26h 05m
1 stop
IAD
12:45
MAN
07:15
18h 30m
1 stop
Depart: Thu 1 Jan 2015 Return: Sat 28 Feb 2015 Trip spans 59 days
British Airways
British Airways
MAN
02:55
IAD
14:25
11h 30m
1 stop
IAD
13:30
MAN
01:15
11h 45m
1 stop
Depart: Tue 19 May 2015 Return: Tue 2 Jun 2015 Trip spans 15 days
Delta
Delta
MAN
07:00
IAD
19:51
12h 51m
1 stop
IAD
13:00
MAN
01:25
12h 25m
1 stop
Depart: Wed 24 Dec 2014 Return: Tue 30 Dec 2014 Trip spans 7 days
Lufthansa
Lufthansa
LHR
07:00
IAD
15:30
8h 30m
nonstop
IAD
04:35
LHR
12:00
7h 25m
nonstop
Depart: Sat 27 Dec 2014 Return: Tue 13 Jan 2015 Trip spans 18 days
United
United
LHR
11:20
IAD
19:50
8h 30m
nonstop
IAD
09:51
LHR
23:25
13h 34m
1 stop
Depart: Mon 22 Dec 2014 Return: Thu 15 Jan 2015 Trip spans 25 days
Lufthansa
Lufthansa
LCY
13:15
IAD
15:55
26h 40m
1 stop
IAD
13:05
LCY
23:30
10h 25m
1 stop
Depart: Wed 31 Dec 2014 Return: Tue 6 Jan 2015 Trip spans 7 days
Virgin Atlantic
Virgin Atlantic
LHR
06:25
IAD
15:00
8h 35m
nonstop
IAD
14:15
LHR
21:35
7h 20m
nonstop
Change your search
Airports
Origin

London
only £408
only £553
only £405
Manchester
£443
Edinburgh
£404
Destination

Washington
£404