Find Cheap Flights from United Kingdom to Washington Dulles Intl

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 United Kingdom to Washington Dulles Intl

(Round-trip)
Depart: Sat Oct 21 2017 Return: Sun Oct 22 2017 Trip spans 2 days
Air France
Air France
GLA
IAD
17h 40m
2 stops
IAD
GLA
11h 20m
1 stop
Depart: Sat Sep 2 2017 Return: Sat Sep 9 2017 Trip spans 8 days
Brussels Airlines
Brussels Airlines
BHX
IAD
11h 50m
1 stop
IAD
BHX
14h 15m
1 stop
Depart: Tue Oct 24 2017 Return: Tue Nov 7 2017 Trip spans 15 days
Icelandair
Icelandair
GLA
IAD
10h 05m
1 stop
IAD
GLA
8h 55m
1 stop
Depart: Wed Sep 13 2017 Return: Wed Sep 27 2017 Trip spans 15 days
KLM
KLM
EDI
IAD
17h 21m
2 stops
IAD
EDI
18h 20m
1 stop
Depart: Wed May 10 2017 Return: Thu May 18 2017 Trip spans 9 days
Thomas Cook Airlines
Thomas Cook Airlines
MAN
IAD
17h 47m
1 stop
IAD
MAN
22h 17m
1 stop
Depart: Fri May 5 2017 Return: Sun May 7 2017 Trip spans 3 days
Aer Lingus
Aer Lingus
GLA
IAD
12h 05m
1 stop
IAD
GLA
12h 55m
1 stop
Depart: Sat Jun 3 2017 Return: Sat Jun 10 2017 Trip spans 8 days
Lufthansa
Lufthansa
BHX
IAD
31h 25m
1 stop
IAD
BHX
16h 15m
1 stop
Depart: Thu Jun 8 2017 Return: Thu Jun 15 2017 Trip spans 8 days
Turkish Airlines
Turkish Airlines
LGW
IAD
31h 10m
1 stop
IAD
LGW
29h 15m
1 stop
Depart: Sat Oct 21 2017 Return: Sun Oct 22 2017 Trip spans 2 days
Air France
Air France
GLA
IAD
17h 40m
2 stops
IAD
GLA
11h 20m
1 stop
Depart: Tue May 30 2017 Return: Tue Jun 6 2017 Trip spans 8 days
British Airways
British Airways
LBA
IAD
32h 50m
2 stops
IAD
LBA
9h 55m
1 stop
Depart: Mon May 15 2017 Return: Mon May 22 2017 Trip spans 8 days
SAS
SAS
LHR
IAD
23h 30m
1 stop
IAD
LHR
17h 45m
1 stop
Depart: Mon Jun 5 2017 Return: Mon Jun 19 2017 Trip spans 15 days
SWISS
SWISS
LCY
IAD
12h 30m
1 stop
IAD
LCY
15h 10m
1 stop
Depart: Mon Sep 18 2017 Return: Tue Sep 26 2017 Trip spans 9 days
Austrian Airlines
Austrian Airlines
STN
IAD
23h 40m
1 stop
IAD
STN
21h 15m
1 stop
Depart: Sat Aug 26 2017 Return: Sat Sep 2 2017 Trip spans 8 days
Brussels Airlines
Brussels Airlines
BHX
IAD
11h 50m
1 stop
IAD
BHX
18h 30m
1 stop
Depart: Fri Jul 28 2017 Return: Mon Aug 7 2017 Trip spans 11 days
Aeroflot
Aeroflot
LGW
IAD
24h 40m
1 stop
IAD
LGW
20h 15m
1 stop
Depart: Thu Sep 7 2017 Return: Thu Sep 14 2017 Trip spans 8 days
Brussels Airlines
Brussels Airlines
MAN
IAD
11h 45m
1 stop
IAD
MAN
11h 55m
1 stop
Depart: Tue Sep 19 2017 Return: Sat Sep 30 2017 Trip spans 12 days
Icelandair
Icelandair
LGW
IAD
28h 35m
1 stop
IAD
LGW
10h 10m
1 stop
Depart: Fri Sep 22 2017 Return: Sat Oct 14 2017 Trip spans 23 days
Air France
Air France
GLA
IAD
12h 30m
1 stop
IAD
GLA
11h 20m
1 stop
Depart: Thu Aug 31 2017 Return: Sat Sep 9 2017 Trip spans 10 days
Brussels Airlines
Brussels Airlines
MAN
IAD
24h 10m
1 stop
IAD
MAN
14h 25m
1 stop
Depart: Sat Sep 2 2017 Return: Sun Sep 10 2017 Trip spans 9 days
KLM
KLM
BRS
IAD
21h 39m
2 stops
IAD
BRS
10h 10m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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,
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Airports
Origin

Leeds
$758
Bristol
$519
London
only $763
only $764
only $496
only $773
Manchester
$424
Glasgow
$372
Edinburgh
$475
Birmingham
$417
Destination

Washington
$372