Cheap flights from London to Washington

Round-trip
Economy
London (LON)
Washington (WAS)
Sat 10/17
Sat 10/24
Any month
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Flight information for London to Washington
(LON to WAS)

Find info about flight duration, direct flights, and airports for your flight from London to Washington
Best Price Found $455 The best flight deal from London to Washington found on momondo in the last 72 hours is $455
Fastest flight time 8h 10m The fastest flight from London to Washington takes 8h 10m.
Direct flights None There are no direct flights from London to Washington. Popular non-direct routes for this connection are London Heathrow - Washington Dulles Intl, London Heathrow - Baltimore/Washington and London City - Washington Dulles Intl.
Airports in Washington 2 airports There are 2 airports near Washington: Washington Reagan-National (DCA), Washington Dulles Intl (IAD)

How to get the cheapest flight ticket from London to Washington

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
What is the cheapest month to fly to Washington?
February
The cheapest time of year to fly to Washington from London is February. Most expensive is July
What is the cheapest day to fly to Washington?
Thursday
The cheapest day of the week is typically Thursday. The most expensive is typically Sunday
When is the cheapest time to fly to Washington?
at noon
London to Washington flights are approximately 9% more expensive in the afternoon than at noon
What is the cheapest airline that flies to Washington?
WOW air
WOW air, Major Airline, and TAP AIR PORTUGAL are the most popular carriers operating from London to Washington
What is the cheapest route?
London Stansted - Washington Dulles Intl
Fly from London Stansted to Washington Dulles Intl for the best London - Washington flight prices
When is the cheapest time to book a flight to Washington?
60 days before
The cheapest time to buy a flight from London to Washington is approximately 60 days to departure
60
Days before departure
0

Easily compare round-trip flights from London to Washington

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 London to Washington by changing tabs
Cheapest
Best
Quickest
Multiple Airlines
Oct 30
STN
London Stansted
23h 05m
2 stops
IAD
Washington Dulles Intl
Nov 7
IAD
Washington Dulles Intl
16h 25m
2 stops
STN
London Stansted
Multiple Airlines
Oct 2
STN
London Stansted
19h 45m
2 stops
IAD
Washington Dulles Intl
Oct 24
IAD
Washington Dulles Intl
18h 00m
2 stops
STN
London Stansted
Multiple Airlines
Oct 2
STN
London Stansted
19h 45m
2 stops
IAD
Washington Dulles Intl
Oct 20
IAD
Washington Dulles Intl
18h 30m
2 stops
STN
London Stansted

Find the cheapest one-way flights from London to Washington

If you're looking for one-way flights from London to Washington, view some of our deals below.
Cheapest
Best
Quickest
Multiple Airlines
Sep 27
STN
London Stansted
31h 25m
2 stops
IAD
Washington Dulles Intl
Multiple Airlines
Sep 24
STN
London Stansted
31h 25m
2 stops
IAD
Washington Dulles Intl
Multiple Airlines
Sep 27
LTN
London Luton
35h 05m
2 stops
IAD
Washington Dulles Intl

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