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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: Wed, 22 Oct, 2014 Return: Thu, 27 Nov, 2014 Trip spans 37 days
Delta
Delta
MAN
01:55
IAD
16:25
14h 30m
1 stop
IAD
13:05
MAN
00:05
11h 00m
1 stop
Depart: Wed, 8 Oct, 2014 Return: Wed, 22 Oct, 2014 Trip spans 15 days
Brussels Airlines
Brussels Airlines
BHX
02:10
IAD
15:30
13h 20m
1 stop
IAD
13:45
BHX
02:50
13h 05m
1 stop
Depart: Thu, 16 Oct, 2014 Return: Wed, 22 Oct, 2014 Trip spans 7 days
Virgin Atlantic
Virgin Atlantic
MAN
02:55
IAD
15:50
12h 55m
1 stop
IAD
14:40
MAN
01:30
10h 50m
1 stop
Depart: Tue, 30 Sep, 2014 Return: Mon, 27 Oct, 2014 Trip spans 28 days
Virgin Atlantic
Virgin Atlantic
EDI
14:50
IAD
15:50
25h 00m
1 stop
IAD
16:15
EDI
04:50
12h 35m
1 stop
Depart: Sun, 9 Nov, 2014 Return: Thu, 13 Nov, 2014 Trip spans 5 days
Icelandair
Icelandair
LGW
07:30
IAD
18:30
11h 00m
1 stop
IAD
14:45
LGW
01:15
10h 30m
1 stop
Depart: Tue, 7 Oct, 2014 Return: Mon, 20 Oct, 2014 Trip spans 14 days
Air France
Air France
BHX
02:25
IAD
14:35
12h 10m
1 stop
IAD
12:15
BHX
04:05
15h 50m
1 stop
Depart: Wed, 15 Oct, 2014 Return: Sun, 19 Oct, 2014 Trip spans 5 days
Brussels Airlines
Brussels Airlines
MAN
02:35
IAD
15:30
12h 55m
1 stop
IAD
13:45
MAN
00:55
11h 10m
1 stop
Depart: Fri, 10 Oct, 2014 Return: Sat, 18 Oct, 2014 Trip spans 9 days
Brussels Airlines
Brussels Airlines
EDI
02:00
IAD
19:55
17h 55m
1 stop
IAD
18:25
EDI
12:35
18h 10m
1 stop
Depart: Fri, 26 Sep, 2014 Return: Sat, 4 Oct, 2014 Trip spans 9 days
Virgin Atlantic
Virgin Atlantic
EDI
02:35
IAD
15:50
13h 15m
1 stop
IAD
14:40
EDI
01:40
11h 00m
1 stop
Depart: Fri, 17 Oct, 2014 Return: Mon, 20 Oct, 2014 Trip spans 4 days
Brussels Airlines
Brussels Airlines
MAN
06:25
IAD
19:55
13h 30m
1 stop
IAD
13:45
MAN
11:55
22h 10m
1 stop
Depart: Fri, 7 Nov, 2014 Return: Thu, 13 Nov, 2014 Trip spans 7 days
Icelandair
Icelandair
LHR
15:35
IAD
18:30
26h 55m
1 stop
IAD
14:45
LHR
09:30
18h 45m
1 stop
Depart: Sun, 5 Oct, 2014 Return: Mon, 20 Oct, 2014 Trip spans 16 days
Air France
Air France
BHX
02:25
IAD
14:35
12h 10m
1 stop
IAD
12:15
BHX
01:20
13h 05m
1 stop
Depart: Sat, 11 Oct, 2014 Return: Mon, 20 Oct, 2014 Trip spans 10 days
Air France
Air France
BHX
02:25
IAD
14:35
12h 10m
1 stop
IAD
12:15
BHX
04:05
15h 50m
1 stop
Depart: Fri, 3 Oct, 2014 Return: Mon, 13 Oct, 2014 Trip spans 11 days
US Airways
US Airways
LHR
10:25
IAD
09:44
23h 19m
1 stop
IAD
15:55
LHR
02:25
10h 30m
1 stop
Depart: Wed, 24 Sep, 2014 Return: Wed, 1 Oct, 2014 Trip spans 8 days
Delta
Delta
LHR
07:35
IAD
15:50
8h 15m
1 stop
IAD
11:50
LHR
23:45
11h 55m
1 stop
Depart: Thu, 25 Sep, 2014 Return: Mon, 24 Nov, 2014 Trip spans 61 days
Delta
Delta
LHR
07:35
IAD
15:50
8h 15m
1 stop
IAD
05:45
LHR
21:05
15h 20m
1 stop
Depart: Wed, 1 Oct, 2014 Return: Wed, 15 Oct, 2014 Trip spans 15 days
Delta
Delta
LHR
07:35
IAD
15:50
8h 15m
1 stop
IAD
11:50
LHR
01:40
13h 50m
1 stop
Depart: Mon, 29 Sep, 2014 Return: Mon, 13 Oct, 2014 Trip spans 15 days
US Airways
US Airways
LHR
10:25
IAD
22:08
11h 43m
1 stop
IAD
15:55
LHR
02:25
10h 30m
1 stop
Depart: Sat, 4 Oct, 2014 Return: Sat, 11 Oct, 2014 Trip spans 8 days
US Airways
US Airways
LHR
06:05
IAD
18:25
12h 20m
1 stop
IAD
14:00
LHR
22:50
32h 50m
1 stop
Depart: Thu, 2 Oct, 2014 Return: Fri, 17 Oct, 2014 Trip spans 16 days
US Airways
US Airways
LHR
10:25
IAD
22:08
11h 43m
1 stop
IAD
12:15
LHR
22:50
10h 35m
1 stop
Change your search
Airports
Origin

Birmingham
£436
Glasgow
£504
Edinburgh
£427
London
only £409
only £456
Manchester
£417
Destination

Washington
£456