Find Cheap Flights from Washington to United Kingdom

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Washington to United Kingdom

(Round-trip)
Depart: Thu Nov 30 2017 Return: Wed Dec 6 2017 Trip spans 7 days
Icelandair
Icelandair
IAD
LGW
10h 30m
1 stop
LGW
IAD
11h 00m
1 stop
Depart: Mon Oct 23 2017 Return: Mon Oct 30 2017 Trip spans 8 days
Major Airline
Major Airline
IAD
LHR
17h 40m
1 stop
LHR
IAD
12h 35m
1 stop
Depart: Sat Oct 7 2017 Return: Sat Oct 14 2017 Trip spans 8 days
Thomas Cook Airlines
Thomas Cook Airlines
DCA
MAN
10h 06m
1 stop
MAN
DCA
14h 59m
1 stop
Depart: Wed Sep 20 2017 Return: Tue Sep 26 2017 Trip spans 7 days
Turkish Airlines
Turkish Airlines
IAD
EDI
29h 45m
1 stop
EDI
IAD
37h 30m
1 stop
Depart: Sun Sep 3 2017 Return: Tue Sep 12 2017 Trip spans 10 days
Virgin Atlantic
Virgin Atlantic
DCA
GLA
11h 15m
1 stop
GLA
DCA
10h 54m
1 stop
Depart: Tue Oct 24 2017 Return: Wed Nov 1 2017 Trip spans 9 days
TAP Portugal
TAP Portugal
DCA
LGW
19h 21m
2 stops
LGW
DCA
25h 06m
2 stops
Depart: Fri Nov 10 2017 Return: Sat Nov 11 2017 Trip spans 2 days
British Airways
British Airways
DCA
LGW
11h 00m
1 stop
LGW
DCA
25h 45m
2 stops
Depart: Fri Sep 15 2017 Return: Fri Sep 22 2017 Trip spans 8 days
Air Canada
Air Canada
DCA
BHD
15h 15m
2 stops
BHD
DCA
18h 02m
2 stops
Depart: Tue Sep 19 2017 Return: Tue Oct 3 2017 Trip spans 15 days
Aer Lingus
Aer Lingus
IAD
LCY
11h 55m
1 stop
LCY
IAD
11h 35m
1 stop
Depart: Sun Aug 20 2017 Return: Fri Sep 8 2017 Trip spans 20 days
Austrian Airlines
Austrian Airlines
IAD
LHR
7h 30m
nonstop
LHR
IAD
8h 20m
nonstop
Depart: Sun Aug 20 2017 Return: Sun Aug 27 2017 Trip spans 8 days
Lufthansa
Lufthansa
IAD
STN
21h 00m
1 stop
STN
IAD
25h 05m
1 stop
Depart: Wed Aug 30 2017 Return: Fri Sep 8 2017 Trip spans 10 days
United
United
DCA
GLA
16h 25m
1 stop
GLA
DCA
12h 14m
1 stop
Depart: Mon Aug 21 2017 Return: Sun Aug 27 2017 Trip spans 7 days
SWISS
SWISS
IAD
LCY
10h 45m
1 stop
LCY
IAD
25h 45m
1 stop
Depart: Fri Aug 25 2017 Return: Fri Sep 1 2017 Trip spans 8 days
Iberia
Iberia
DCA
LGW
15h 40m
2 stops
LGW
DCA
26h 01m
2 stops
Depart: Fri Aug 18 2017 Return: Thu Aug 31 2017 Trip spans 14 days
Delta
Delta
DCA
MAN
13h 30m
1 stop
MAN
DCA
13h 37m
1 stop
Depart: Tue Sep 5 2017 Return: Tue Sep 19 2017 Trip spans 15 days
KLM
KLM
DCA
BHX
14h 50m
2 stops
BHX
DCA
14h 36m
2 stops
Depart: Sat Aug 26 2017 Return: Thu Aug 31 2017 Trip spans 6 days
SAS
SAS
IAD
LHR
14h 50m
1 stop
LHR
IAD
13h 05m
1 stop
Depart: Mon Jun 26 2017 Return: Fri Jul 7 2017 Trip spans 12 days
American Airlines
American Airlines
DCA
GLA
10h 20m
1 stop
GLA
DCA
16h 36m
1 stop
Depart: Mon Jul 10 2017 Return: Fri Aug 25 2017 Trip spans 47 days
Air France
Air France
IAD
SOU
18h 45m
1 stop
SOU
IAD
14h 15m
1 stop
Depart: Thu Nov 30 2017 Return: Wed Dec 6 2017 Trip spans 7 days
Icelandair
Icelandair
IAD
LHR
10h 30m
1 stop
LHR
IAD
10h 50m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Washington
only $501
only $590
Destination

Belfast
$725
Southampton
$951
London
only $510
only $737
only $501
only $779
Manchester
$590
Glasgow
$711
Edinburgh
$655
Birmingham
$866