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Cheap flights from Washington (WAS) to London (LON)

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The best prices from Washington to London are usually found in February or March, booked 60 days in advance, depart on a Wednesday or Monday and return on a Wednesday

WAS
Washington
LON
London
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Cheap flights from Washington to London
+90.0%
+60.0%
+30.0%
Base
Price
$511 - $892
Temperature
48 - 74 °F
Rainfall
1 - 3 inches
Most popular in June High demand for flights, 21% potential price rise
Cheapest in February Best time to find cheap flights, 4% potential price drop
Average price $892 Price for this month
Cheapest price $511 From Washington to London

Cheap flights from Washington to London in June 2019

The best prices found for WAS to LON flights for June
30 Jun - 3 Oct
$902pp
IAD
Washington Dulles Intl
Icelandair
 
1 STOP
LGW
London Gatwick
LGW
London Gatwick
Icelandair
 
1 STOP
IAD
Washington Dulles Intl
30 Jun - 3 Oct
$930pp
IAD
Washington Dulles Intl
Icelandair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Icelandair
 
1 STOP
IAD
Washington Dulles Intl

Washington to London 2019 flight deals

Cheap flights to London from Washington found for this year
6 Dec - 8 Dec
$464pp
IAD
Washington Dulles Intl
Aer Lingus
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Aer Lingus
 
1 STOP
IAD
Washington Dulles Intl
14 Nov - 17 Nov
$477pp
IAD
Washington Dulles Intl
Brussels Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Brussels Airlines
 
1 STOP
IAD
Washington Dulles Intl
25 Nov - 28 Nov
$490pp
IAD
Washington Dulles Intl
Air Canada
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Air Canada
 
1 STOP
IAD
Washington Dulles Intl

Destination information for London

Things to know before you go. Useful info for your trip from Washington to London
Today's exchange rate
$1.00 = £0.80

Airports servicing Washington

Baltimore (BWI)
Reagan National (DCA)
Washington Dulles Intl (IAD)

Airports servicing London

Southend (SEN)
Stansted (STN)
City (LCY)
Gatwick (LGW)
Heathrow (LHR)
Luton (LTN)
Average temperature for June in London
21.2 °C
Avg rainfall for June in London
42.7 mm
It’s likely that during this time there will be 2.54 inches less rain in London than in Washington .
The weather in London for the next ten days will be 70.2°F - that’s 15.4°F cooler than Washington.
Sun, Mon, Tue, Wed, Thu, Fri and Sat the only days where direct flights are available for this route.
Which airlines fly from Washington to London?
American Airlines, KLM and Air Canada are just three of the 15 airlines offering flights from Washington to London.
2570 users have been comparing flight prices between Washington and London this week.