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Cheap flights from Washington to London
Easily compare round trip flights from Washington to London
Below you can see the best fares for your round trip flight 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
Air Canada
09 Oct
IAD
12:00 pm
Washington Dulles Intl airport
9h 35m
1 Stop
2:35 am
+1
LHR
London Heathrow airport
16 Oct
LHR
8:50 pm
London Heathrow airport
29h 15m
1 Stop
9:05 pm
+1
IAD
Washington Dulles Intl airport
495 USD
TAP AIR PORTUGAL
06 Nov
IAD
5:40 pm
Washington Dulles Intl airport
11h 50m
1 Stop
10:30 am
+1
LHR
London Heathrow airport
08 Nov
LHR
12:25 pm
London Heathrow airport
12h 50m
1 Stop
8:15 pm
IAD
Washington Dulles Intl airport
511 USD
Delta
01 Oct
IAD
2:10 pm
Washington Dulles Intl airport
7h 25m
2:35 am
+1
LHR
London Heathrow airport
08 Oct
LHR
9:40 am
London Heathrow airport
12h 00m
1 Stop
4:40 pm
IAD
Washington Dulles Intl airport
527 USD
Virgin Atlantic
24 Jul
IAD
2:10 pm
Washington Dulles Intl airport
7h 25m
2:35 am
+1
LHR
London Heathrow airport
13 Aug
LHR
12:35 pm
London Heathrow airport
8h 25m
4:00 pm
IAD
Washington Dulles Intl airport
639 USD
Delta
01 Oct
IAD
2:10 pm
Washington Dulles Intl airport
7h 25m
2:35 am
+1
LHR
London Heathrow airport
08 Oct
LHR
9:40 am
London Heathrow airport
12h 00m
1 Stop
4:40 pm
IAD
Washington Dulles Intl airport
527 USD
KLM
15 Oct
IAD
2:10 pm
Washington Dulles Intl airport
7h 25m
2:35 am
+1
LHR
London Heathrow airport
22 Oct
LHR
9:40 am
London Heathrow airport
12h 00m
1 Stop
4:40 pm
IAD
Washington Dulles Intl airport
527 USD
How to get the cheapest flight ticket 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 ticket for your trip
CHEAPEST MONTH TO FLY
February
The cheapest time of year to fly to London from Washington is February. Most expensive is June
CHEAPEST DAY TO FLY
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Saturday
CHEAPEST TIME TO FLY
in the evening
Washington to London flights are approximately 105% more expensive at noon than in the evening
CHEAPEST AIRLINE
easyJet
easyJet, Wizz Air UK, and Wizz Air 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 to departure
60
Days before departure
0
Flight information for Washington to London (WAS - LON)
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
View more
Flights from Washington to:
-
London
-
England
-
United Kingdom
- Europe
Flights to London from:
-
Washington
-
District of Columbia
-
United States
-
North America
Flights to other cities in United Kingdom
Lost the lust for London? Check out some flights to other cities in United Kingdom
Round trip flights to other destinations
Lost the lust for London? Check out some flights to other destinations
*Flight prices to London are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.