Cheap flights from London to Washington

Round-trip
Economy
London (LON)
Washington (WAS)
Thu 6/25
Thu 7/2
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 $341 The best flight deal from London to Washington found on momondo in the last 72 hours is $341
Fastest flight time 8h 0m The fastest flight from London to Washington takes 8h 0m.
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 - Washington Reagan-National and London Heathrow - Baltimore/Washington.
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?
Ryanair
Ryanair, easyJet, and WOW air are the most popular carriers operating from London to Washington
What is the cheapest route?
London Heathrow - Washington Dulles Intl
Fly from London Heathrow 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 14
LGW
London Gatwick
16h 10m
2 stops
IAD
Washington Dulles Intl
Oct 20
IAD
Washington Dulles Intl
28h 45m
2 stops
LGW
London Gatwick
TAP AIR PORTUGAL
Nov 3
LHR
London Heathrow
13h 10m
1 stop
IAD
Washington Dulles Intl
Nov 17
IAD
Washington Dulles Intl
13h 40m
1 stop
LHR
London Heathrow
Multiple Airlines
Oct 14
STN
London Stansted
16h 55m
2 stops
IAD
Washington Dulles Intl
Oct 20
IAD
Washington Dulles Intl
28h 15m
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 provided by TAP AIR PORTUGAL
Cheapest
Best
Quickest
TAP AIR PORTUGAL
Aug 3
LHR
London Heathrow
13h 50m
1 stop
IAD
Washington Dulles Intl
Multiple Airlines
Aug 7
STN
London Stansted
37h 30m
2 stops
IAD
Washington Dulles Intl
Icelandair
May 30
LHR
London Heathrow
26h 45m
1 stop
IAD
Washington Dulles Intl

Alternative routes for London to Washington

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Manchester to Washington Flights
Fastest flight time
14h 34m
Cheapest price
$363

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