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Find Flight Deals from London to Washington (LON - WAS)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from London to Washington

(Round-trip)
Depart: Sat Feb 7 2015 Return: Thu Feb 26 2015 Trip spans 20 days
Icelandair
Icelandair
LGW
7:30a
IAD
6:30p
11h 00m
1 stop
IAD
2:45p
LGW
1:15a
10h 30m
1 stop
Depart: Fri Feb 6 2015 Return: Tue Feb 24 2015 Trip spans 19 days
Icelandair
Icelandair
LHR
3:35p
IAD
6:30p
26h 55m
1 stop
IAD
2:45p
LHR
1:30a
10h 45m
1 stop
Depart: Sun Apr 5 2015 Return: Mon Apr 13 2015 Trip spans 9 days
Aeroflot
Aeroflot
LHR
7:00a
IAD
1:50p
30h 50m
1 stop
IAD
10:50a
LHR
3:05a
16h 15m
1 stop
Depart: Tue Feb 3 2015 Return: Tue Feb 17 2015 Trip spans 15 days
United
United
LHR
2:30a
IAD
5:37p
15h 07m
2 stops
IAD
10:00a
LHR
11:25p
13h 25m
1 stop
Depart: Tue Jan 20 2015 Return: Tue Jan 27 2015 Trip spans 8 days
American Airlines
American Airlines
LHR
8:15a
DCA
11:10p
14h 55m
1 stop
DCA
2:27p
LHR
1:00a
10h 33m
1 stop
Depart: Thu Jan 29 2015 Return: Mon Feb 2 2015 Trip spans 5 days
SAS
SAS
LHR
1:40a
IAD
3:15p
13h 35m
1 stop
IAD
12:15p
LHR
6:00a
17h 45m
1 stop
Depart: Tue Jan 6 2015 Return: Wed Feb 25 2015 Trip spans 51 days
Virgin Atlantic
Virgin Atlantic
LHR
5:10a
DCA
4:53p
11h 43m
1 stop
DCA
6:43a
LHR
11:00p
16h 17m
1 stop
Depart: Sat Jan 10 2015 Return: Thu Mar 5 2015 Trip spans 55 days
Virgin Atlantic
Virgin Atlantic
LHR
6:25a
IAD
3:00p
8h 35m
nonstop
IAD
12:00p
LHR
11:35p
11h 35m
1 stop
Depart: Sun Mar 29 2015 Return: Wed Apr 8 2015 Trip spans 11 days
Brussels Airlines
Brussels Airlines
LHR
2:50a
IAD
1:55p
11h 05m
1 stop
IAD
1:30p
LHR
1:15a
11h 45m
1 stop
Depart: Mon Dec 29 2014 Return: Wed Jan 14 2015 Trip spans 17 days
Air Canada
Air Canada
LHR
7:05a
IAD
8:55p
13h 50m
1 stop
IAD
6:51a
LHR
9:30p
14h 39m
1 stop
Depart: Wed Dec 31 2014 Return: Wed Jan 7 2015 Trip spans 8 days
Lufthansa
Lufthansa
LHR
11:20a
IAD
7:50p
8h 30m
nonstop
IAD
4:30a
LHR
12:00p
7h 30m
nonstop
Depart: Mon Jan 5 2015 Return: Tue Feb 24 2015 Trip spans 51 days
United
United
LHR
7:35a
DCA
9:01p
13h 26m
1 stop
DCA
3:29a
LHR
8:20p
16h 51m
1 stop
Depart: Mon Mar 30 2015 Return: Mon Apr 6 2015 Trip spans 8 days
Air Canada
Air Canada
LHR
9:00a
DCA
7:48p
10h 48m
1 stop
DCA
8:55a
LHR
11:35p
14h 40m
1 stop
Depart: Sun Jun 14 2015 Return: Sat Jun 27 2015 Trip spans 14 days
Austrian Airlines
Austrian Airlines
LHR
3:25p
IAD
3:05p
23h 40m
1 stop
IAD
1:50p
LHR
5:20a
15h 30m
1 stop
Depart: Sat Jun 20 2015 Return: Wed Jul 1 2015 Trip spans 12 days
American Airlines
American Airlines
LGW
7:50a
IAD
12:25a
16h 35m
2 stops
IAD
2:05a
LGW
10:35p
20h 30m
2 stops
Depart: Mon Feb 23 2015 Return: Tue Feb 24 2015 Trip spans 2 days
Turkish Airlines
Turkish Airlines
LGW
7:40a
IAD
6:25p
34h 45m
1 stop
IAD
6:30p
LGW
11:15p
28h 45m
1 stop
Depart: Sun Jan 4 2015 Return: Mon Feb 23 2015 Trip spans 51 days
Air France
Air France
LHR
4:55a
DCA
5:11p
12h 16m
1 stop
DCA
1:04p
LHR
12:30a
11h 26m
1 stop
Change your search
Direct flights LON to WAS on Delta
Flight # Depart LHR Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
4382 11:25 am 3:00 pm Jan 2 - Jan 6
4382 11:25 am 3:00 pm Jan 7 - Feb 5
4382 11:25 am 3:00 pm Jan 16 - Jan 16
4382 11:25 am 3:00 pm Jan 23 - Jan 31
4382 11:25 am 3:00 pm Jan 9 - Jan 10
Airports
Origin

London
only $688
only $661
Destination

Washington
only $661
only $759