Find Cheap Flights from United Kingdom to Washington

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

(Round-trip)
Depart: Sun Jan 7 2018 Return: Mon Jan 15 2018 Trip spans 9 days
SWISS
SWISS
LCY
IAD
24h 10m
1 stop
IAD
LCY
10h 30m
1 stop
Depart: Wed Jan 24 2018 Return: Mon Jan 29 2018 Trip spans 6 days
Austrian Airlines
Austrian Airlines
STN
IAD
23h 55m
1 stop
IAD
STN
20h 15m
1 stop
Depart: Wed Jan 24 2018 Return: Wed Jan 31 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
STN
IAD
23h 55m
1 stop
IAD
STN
15h 15m
1 stop
Depart: Sun Dec 3 2017 Return: Sun Dec 10 2017 Trip spans 8 days
Lufthansa
Lufthansa
STN
IAD
30h 10m
1 stop
IAD
STN
20h 05m
1 stop
Depart: Thu Jan 18 2018 Return: Sat Jan 27 2018 Trip spans 10 days
Icelandair
Icelandair
MAN
IAD
11h 00m
1 stop
IAD
MAN
10h 00m
1 stop
Depart: Wed Jan 24 2018 Return: Mon Jan 29 2018 Trip spans 6 days
KLM
KLM
LHR
DCA
12h 22m
1 stop
DCA
LHR
9h 35m
1 stop
Depart: Wed Jan 24 2018 Return: Wed Jan 31 2018 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
LHR
IAD
8h 45m
nonstop
IAD
LHR
7h 15m
nonstop
Depart: Thu Feb 15 2018 Return: Mon Feb 19 2018 Trip spans 5 days
Austrian Airlines
Austrian Airlines
STN
IAD
23h 55m
1 stop
IAD
STN
20h 15m
1 stop
Depart: Wed Nov 29 2017 Return: Mon Dec 4 2017 Trip spans 6 days
SWISS
SWISS
LCY
IAD
12h 15m
1 stop
IAD
LCY
10h 30m
1 stop
Depart: Mon Feb 26 2018 Return: Mon Mar 5 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
STN
IAD
25h 20m
1 stop
IAD
STN
20h 15m
1 stop
Depart: Tue Feb 27 2018 Return: Mon Mar 5 2018 Trip spans 7 days
Austrian Airlines
Austrian Airlines
STN
IAD
23h 55m
1 stop
IAD
STN
20h 15m
1 stop
Depart: Sun Nov 19 2017 Return: Sun Nov 26 2017 Trip spans 8 days
Lufthansa
Lufthansa
STN
IAD
30h 10m
1 stop
IAD
STN
20h 05m
1 stop
Depart: Tue Jan 9 2018 Return: Tue Feb 27 2018 Trip spans 50 days
SWISS
SWISS
LCY
IAD
12h 15m
1 stop
IAD
LCY
13h 50m
1 stop
Depart: Wed Jan 24 2018 Return: Wed Jan 31 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
LCY
IAD
12h 15m
1 stop
IAD
LCY
10h 25m
1 stop
Depart: Tue Oct 31 2017 Return: Tue Nov 14 2017 Trip spans 15 days
Icelandair
Icelandair
LGW
IAD
11h 20m
1 stop
IAD
LGW
10h 10m
1 stop
Depart: Wed Jan 24 2018 Return: Wed Jan 31 2018 Trip spans 8 days
KLM
KLM
LHR
DCA
12h 22m
1 stop
DCA
LHR
9h 35m
1 stop
Depart: Wed Jan 24 2018 Return: Mon Jan 29 2018 Trip spans 6 days
Virgin Atlantic
Virgin Atlantic
LHR
IAD
8h 45m
nonstop
IAD
LHR
7h 15m
nonstop
Depart: Thu Jan 25 2018 Return: Sun Jan 28 2018 Trip spans 4 days
Austrian Airlines
Austrian Airlines
STN
IAD
23h 55m
1 stop
IAD
STN
20h 15m
1 stop
Depart: Mon Feb 26 2018 Return: Mon Mar 5 2018 Trip spans 8 days
SWISS
SWISS
LCY
IAD
12h 15m
1 stop
IAD
LCY
13h 50m
1 stop
Depart: Sat Nov 18 2017 Return: Tue Nov 28 2017 Trip spans 11 days
Icelandair
Icelandair
LGW
IAD
11h 20m
1 stop
IAD
LGW
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:

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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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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.

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Airports
Origin

London
only $455
only $389
only $455
only $391
Manchester
$446
Destination

Washington
only $389
only $455
Airlines Airline reviews

19 travelers who booked a flight from London to Washington rated their chosen airlines with an average of 9.1.

Overall
9.1
Boarding
9.5
Crew
9.6
Comfort
8.8
Food
8.3
Entertainment
9.5