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: Thu, 16 Oct, 2014 Return: Tue, 21 Oct, 2014 Trip spans 6 days
US Airways
US Airways
GLA
06:20
IAD
20:20
14h 00m
2 stops
IAD
07:01
GLA
21:55
14h 54m
2 stops
Depart: Thu, 23 Oct, 2014 Return: Tue, 28 Oct, 2014 Trip spans 6 days
KLM Royal Dutch
KLM Royal Dutch
BRS
05:20
IAD
16:25
11h 05m
1 stop
IAD
15:05
BRS
13:45
22h 40m
1 stop
Depart: Sun, 26 Oct, 2014 Return: Tue, 4 Nov, 2014 Trip spans 10 days
KLM Royal Dutch
KLM Royal Dutch
GLA
05:20
IAD
16:35
11h 15m
1 stop
IAD
13:05
GLA
03:00
13h 55m
1 stop
Depart: Thu, 2 Oct, 2014 Return: Mon, 6 Oct, 2014 Trip spans 5 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: Tue, 21 Oct, 2014 Return: Mon, 3 Nov, 2014 Trip spans 14 days
KLM Royal Dutch
KLM Royal Dutch
LHR
04:40
IAD
16:25
11h 45m
1 stop
IAD
14:25
LHR
01:00
10h 35m
1 stop
Depart: Sun, 12 Oct, 2014 Return: Sun, 19 Oct, 2014 Trip spans 8 days
US Airways
US Airways
MAN
03:00
IAD
18:26
15h 26m
2 stops
IAD
09:40
MAN
23:50
14h 10m
2 stops
Depart: Tue, 9 Sep, 2014 Return: Mon, 22 Sep, 2014 Trip spans 14 days
Brussels Airlines
Brussels Airlines
BHX
06:25
IAD
19:55
13h 30m
1 stop
IAD
13:45
BHX
08:15
18h 30m
1 stop
Depart: Thu, 18 Sep, 2014 Return: Mon, 29 Sep, 2014 Trip spans 12 days
US Airways
US Airways
EDI
06:40
IAD
20:20
13h 40m
2 stops
IAD
09:35
EDI
23:40
14h 05m
2 stops
Depart: Sun, 19 Oct, 2014 Return: Mon, 3 Nov, 2014 Trip spans 16 days
Brussels Airlines
Brussels Airlines
LHR
13:50
IAD
15:30
25h 40m
1 stop
IAD
12:50
LHR
07:05
18h 15m
1 stop
Depart: Wed, 10 Sep, 2014 Return: Thu, 18 Sep, 2014 Trip spans 9 days
Brussels Airlines
Brussels Airlines
BHX
02:10
IAD
15:30
13h 20m
1 stop
IAD
13:45
BHX
00:55
11h 10m
1 stop
Depart: Fri, 12 Sep, 2014 Return: Tue, 16 Sep, 2014 Trip spans 5 days
Brussels Airlines
Brussels Airlines
BHX
08:20
IAD
19:55
11h 35m
1 stop
IAD
18:25
BHX
04:40
10h 15m
1 stop
Depart: Mon, 29 Sep, 2014 Return: Sun, 5 Oct, 2014 Trip spans 7 days
Air France
Air France
BHX
02:25
IAD
14:35
12h 10m
1 stop
IAD
12:15
BHX
23:25
11h 10m
1 stop
Depart: Sun, 14 Sep, 2014 Return: Mon, 22 Sep, 2014 Trip spans 9 days
Brussels Airlines
Brussels Airlines
MAN
06:15
IAD
19:55
13h 40m
1 stop
IAD
13:45
MAN
00:55
11h 10m
1 stop
Depart: Fri, 19 Sep, 2014 Return: Sun, 21 Sep, 2014 Trip spans 3 days
United
United
LHR
03:30
IAD
12:20
8h 50m
3 stops
IAD
08:31
LHR
21:55
85h 24m
3 stops
Depart: Tue, 16 Sep, 2014 Return: Wed, 24 Sep, 2014 Trip spans 9 days
United
United
LHR
06:05
IAD
17:10
11h 05m
1 stop
IAD
02:00
LHR
12:20
10h 20m
1 stop
Depart: Mon, 8 Sep, 2014 Return: Fri, 19 Sep, 2014 Trip spans 12 days
Brussels Airlines
Brussels Airlines
MAN
13:25
IAD
19:55
30h 30m
1 stop
IAD
18:25
MAN
00:45
30h 20m
1 stop
Depart: Tue, 23 Sep, 2014 Return: Mon, 29 Sep, 2014 Trip spans 7 days
United
United
LHR
06:05
IAD
17:59
11h 54m
1 stop
IAD
12:53
LHR
22:40
9h 47m
1 stop
Depart: Wed, 24 Sep, 2014 Return: Mon, 29 Sep, 2014 Trip spans 6 days
United
United
LHR
06:05
IAD
17:05
11h 00m
1 stop
IAD
12:53
LHR
22:40
9h 47m
1 stop
Depart: Wed, 17 Sep, 2014 Return: Tue, 23 Sep, 2014 Trip spans 7 days
United
United
LHR
06:05
IAD
18:23
12h 18m
1 stop
IAD
02:00
LHR
12:20
10h 20m
1 stop
Depart: Mon, 22 Sep, 2014 Return: Mon, 29 Sep, 2014 Trip spans 8 days
Delta
Delta
LHR
07:35
IAD
15:50
8h 15m
1 stop
IAD
13:19
LHR
23:45
10h 26m
1 stop
Change your search
Airports
Origin

Bristol
£432
Birmingham
£472
Glasgow
£426
London
£548
Edinburgh
£480
Manchester
£549
Destination

Washington
£549