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Flights from Washington to London

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Washington to London flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington to London by changing tabs
Quickest
Cheapest
TAP AIR PORTUGAL
TAP AIR PORTUGAL
07 Oct
IAD
18:40
Washington Dulles Intl airport
11h 55m
1 Stop
11:35
+1
LGW
London Gatwick airport
TAP AIR PORTUGAL
10 Oct
LGW
11:35
London Gatwick airport
14h 30m
1 Stop
21:05
IAD
Washington Dulles Intl airport
396 GBP
TAP AIR PORTUGAL
TAP AIR PORTUGAL
07 Nov
IAD
17:40
Washington Dulles Intl airport
12h 05m
1 Stop
10:45
+1
LGW
London Gatwick airport
TAP AIR PORTUGAL
14 Nov
LGW
10:40
London Gatwick airport
14h 35m
1 Stop
20:15
IAD
Washington Dulles Intl airport
396 GBP
KLM
KLM
15 Oct
IAD
14:10
Washington Dulles Intl airport
7h 25m
02:35
+1
LHR
London Heathrow airport
KLM
22 Oct
LHR
09:40
London Heathrow airport
12h 00m
1 Stop
16:40
IAD
Washington Dulles Intl airport
414 GBP
Austrian Airlines
Austrian Airlines
06 Oct
IAD
04:15
Washington Dulles Intl airport
7h 40m
16:55
LHR
London Heathrow airport
Austrian Airlines
14 Oct
LHR
13:15
London Heathrow airport
8h 00m
16:15
IAD
Washington Dulles Intl airport
442 GBP
Virgin Atlantic
Virgin Atlantic
16 Jul
IAD
14:10
Washington Dulles Intl airport
7h 25m
02:35
+1
LHR
London Heathrow airport
Virgin Atlantic
14 Aug
LHR
12:35
London Heathrow airport
8h 25m
16:00
IAD
Washington Dulles Intl airport
502 GBP
KLM
KLM
15 Oct
IAD
14:10
Washington Dulles Intl airport
7h 25m
02:35
+1
LHR
London Heathrow airport
KLM
22 Oct
LHR
09:40
London Heathrow airport
12h 00m
1 Stop
16:40
IAD
Washington Dulles Intl airport
414 GBP

How to get the cheapest flight from Washington to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight for your trip
CHEAPEST MONTH TO FLY
February
The cheapest time of year to fly to London from Washington is February. The most expensive is June.
CHEAPEST DAY TO FLY
Sunday
The cheapest day of the week is usually Sunday. The most expensive is usually Thursday.
CHEAPEST TIME TO FLY
at noon
Washington to London flights are approximately 116% more expensive in the morning than at noon
CHEAPEST AIRLINE
Wizz Air UK
Wizz Air UK and easyJet are the most popular carriers operating from Washington to London
CHEAPEST ROUTE
Washington Dulles Intl - London Heathrow
Fly from Washington Dulles Intl to London Heathrow for the best Washington - London flight prices
CHEAPEST TIME TO BOOK
60 days before
The cheapest time to buy a flight from Washington to London is approximately 60 days before departure
60
Days before departure
0

Flight information for Washington to London

Find info about flight duration, direct flights, and airports for your flight from Washington to London
Fastest flight time
7h 10m
The fastest flight from Washington to London takes 7h 10m.
Direct flights
Every day
Direct flights go from Washington to London every day.
Airports in London
6 airports
There are 6 airports near London: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW), London Southend (SEN)

Alternative routes for Washington to London

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Washington to Birmingham
Fastest flight time
9h 00m
Cheapest price
490 GBP
Washington to Manchester
Fastest flight time
9h 15m
Cheapest price
448 GBP
Philadelphia to London
Fastest flight time
9h 20m
Cheapest price
325 GBP
Philadelphia to Manchester
Fastest flight time
6h 40m
Cheapest price
360 GBP
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Flights Europe United Kingdom England London Washington to London