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Cheap 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
Icelandair
Icelandair
26 Jan
14:40
IAD
Washington Dulles Intl airport
10h 10m
1 Stop
LGW
05:50
+1
London Gatwick airport
Icelandair
30 Jan
12:00
LGW
London Gatwick airport
11h 25m
1 Stop
IAD
18:25
Washington Dulles Intl airport
343 GBP
Aer Lingus
Aer Lingus
12 Feb
12:25
IAD
Washington Dulles Intl airport
9h 30m
1 Stop
LGW
02:55
+1
London Gatwick airport
Aer Lingus
19 Feb
08:35
LGW
London Gatwick airport
12h 20m
1 Stop
IAD
15:55
Washington Dulles Intl airport
395 GBP
Lufthansa
Lufthansa
17 Jan
16:55
IAD
Washington Dulles Intl airport
7h 20m
LHR
05:15
+1
London Heathrow airport
Lufthansa
19 Jan
07:40
LHR
London Heathrow airport
13h 00m
1 Stop
IAD
15:40
Washington Dulles Intl airport
403 GBP
British Airways
British Airways
08 Jan
15:40
BWI
Baltimore/Washington airport
6h 55m
LHR
03:35
+1
London Heathrow airport
British Airways
15 Jan
15:30
LHR
London Heathrow airport
8h 25m
BWI
18:55
Baltimore/Washington airport
435 GBP
Lufthansa
Lufthansa
17 Jan
16:55
IAD
Washington Dulles Intl airport
7h 20m
LHR
05:15
+1
London Heathrow airport
Lufthansa
19 Jan
07:40
LHR
London Heathrow airport
13h 00m
1 Stop
IAD
15:40
Washington Dulles Intl airport
403 GBP
Austrian Airlines
Austrian Airlines
01 Feb
16:55
IAD
Washington Dulles Intl airport
7h 20m
LHR
05:15
+1
London Heathrow airport
Austrian Airlines
03 Feb
06:00
LHR
London Heathrow airport
13h 55m
1 Stop
IAD
14:55
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
What is the cheapest month to fly to London?
February
The cheapest time of year to fly to London from Washington is February. The most expensive is June.
What is the cheapest day to fly to London?
Sunday
The cheapest day of the week is usually Sunday. The most expensive is usually Thursday.
When is the cheapest time to fly to London?
at midday
Washington to London flights are approximately 14% more expensive in the morning than at midday
What is the cheapest airline that flies to London?
easyJet
easyJet, Wizz Air UK, and WOW air are the most popular carriers operating from Washington to London
What is the cheapest route?
Washington Dulles Intl - London Stansted
Fly from Washington Dulles Intl to London Stansted for the best Washington - London flight prices
When is the cheapest time to book a flight to London?
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 5m The fastest flight from Washington to London takes 7h 5m.
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
Philadelphia to London
Fastest flight time
7h 05m
Cheapest price
289 GBP
Washington to Birmingham
Fastest flight time
11h 00m
Cheapest price
427 GBP
Baltimore to Birmingham
Fastest flight time
15h 21m
Cheapest price
492 GBP
Philadelphia to Birmingham
Fastest flight time
8h 55m
Cheapest price
520 GBP
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Flights Europe United Kingdom England London Washington to London