Find Deals on 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
Students
under 26
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: Mon Apr 17 2017 Return: Mon May 1 2017 Trip spans 15 days
Lufthansa
Lufthansa
BHX
IAD
22h 00m
2 stops
IAD
BHX
10h 25m
1 stop
Depart: Tue May 9 2017 Return: Sat Jun 17 2017 Trip spans 40 days
KLM
KLM
SOU
IAD
11h 15m
1 stop
IAD
SOU
20h 45m
2 stops
Depart: Thu Apr 6 2017 Return: Tue Apr 25 2017 Trip spans 20 days
Brussels Airlines
Brussels Airlines
MAN
IAD
11h 45m
1 stop
IAD
MAN
11h 35m
1 stop
Depart: Wed Mar 29 2017 Return: Sun Apr 2 2017 Trip spans 5 days
United
United
BHX
IAD
31h 25m
1 stop
IAD
BHX
11h 20m
1 stop
Depart: Wed Mar 1 2017 Return: Mon Mar 6 2017 Trip spans 6 days
Icelandair
Icelandair
LGW
IAD
11h 00m
1 stop
IAD
LGW
10h 30m
1 stop
Depart: Thu Jan 26 2017 Return: Mon Jan 30 2017 Trip spans 5 days
TAP Portugal
TAP Portugal
LGW
IAD
17h 37m
2 stops
IAD
LGW
13h 55m
2 stops
Depart: Mon Jan 9 2017 Return: Tue Jan 31 2017 Trip spans 23 days
British Airways
British Airways
MAN
IAD
23h 40m
2 stops
IAD
MAN
9h 40m
1 stop
Depart: Wed Feb 15 2017 Return: Mon Feb 20 2017 Trip spans 6 days
Aer Lingus
Aer Lingus
LBA
IAD
12h 20m
1 stop
IAD
LBA
9h 30m
1 stop
Depart: Tue Feb 21 2017 Return: Mon Feb 27 2017 Trip spans 7 days
Austrian Airlines
Austrian Airlines
STN
IAD
24h 15m
1 stop
IAD
STN
20h 00m
1 stop
Depart: Wed Feb 8 2017 Return: Wed Feb 22 2017 Trip spans 15 days
Turkish Airlines
Turkish Airlines
MAN
IAD
37h 00m
1 stop
IAD
MAN
35h 40m
1 stop
Depart: Mon Jan 9 2017 Return: Thu Feb 9 2017 Trip spans 32 days
SAS
SAS
BHX
IAD
34h 05m
1 stop
IAD
BHX
11h 15m
1 stop
Depart: Sat Apr 29 2017 Return: Fri May 19 2017 Trip spans 21 days
Brussels Airlines
Brussels Airlines
EDI
IAD
11h 55m
1 stop
IAD
EDI
16h 30m
1 stop
Depart: Sun May 28 2017 Return: Tue Jun 6 2017 Trip spans 10 days
KLM
KLM
LBA
IAD
14h 15m
1 stop
IAD
LBA
11h 10m
1 stop
Depart: Sat May 6 2017 Return: Sun May 21 2017 Trip spans 16 days
Lufthansa
Lufthansa
MAN
IAD
8h 15m
nonstop
IAD
MAN
7h 25m
nonstop
Depart: Sat Apr 29 2017 Return: Sat May 6 2017 Trip spans 8 days
$1072
Select
SWISS
SWISS
LCY
IAD
12h 20m
1 stop
IAD
LCY
20h 15m
1 stop
Depart: Wed Mar 1 2017 Return: Mon Mar 6 2017 Trip spans 6 days
Icelandair
Icelandair
LHR
IAD
10h 50m
1 stop
IAD
LHR
10h 30m
1 stop
Depart: Thu Apr 6 2017 Return: Thu Apr 20 2017 Trip spans 15 days
Brussels Airlines
Brussels Airlines
BHX
IAD
11h 50m
1 stop
IAD
BHX
14h 25m
1 stop
Depart: Tue Apr 11 2017 Return: Mon Apr 17 2017 Trip spans 7 days
KLM
KLM
SOU
IAD
11h 15m
1 stop
IAD
SOU
18h 23m
2 stops
Depart: Sat Apr 29 2017 Return: Fri May 19 2017 Trip spans 21 days
Lufthansa
Lufthansa
BHX
IAD
12h 30m
1 stop
IAD
BHX
12h 55m
1 stop
Depart: Mon Mar 6 2017 Return: Tue Mar 7 2017 Trip spans 2 days
TAP Portugal
TAP Portugal
LGW
IAD
27h 44m
2 stops
IAD
LGW
14h 04m
2 stops
* 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

Southampton
$447
Leeds
$455
London
only $537
only $1072
only $522
only $666
Manchester
$451
Edinburgh
$452
Birmingham
$431
Destination

Washington
$431