Our cheapest offers for flights from Washington DC to United Kingdom

Here you can compare cheap flights from Washington DC (WAS) to United Kingdom for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to United Kingdom. Prices and availability may change at any time.

Flights from Washington-DC (WAS) to London (LON)

	Outbound	Return	Airlines	Baggage	Price
Washington-DC London	Outbound 03/21/25 1 Stopover (CPH) SK0926, SK0505 17h 50min	Return 04/10/25 1 Stopover (CPH) SK0502, SK0925 14h 39min	SAS Scandinavian Airlines	?	$438
Best option Washington-DC London	Outbound 03/21/25 direct AY5532 07h 10min	Return 04/10/25 direct AY5533 08h 10min	Finnair		$619
Washington-DC London	Outbound 03/21/25 1 Stopover (CPH) SK0926, SK0505 17h 50min	Return 04/10/25 1 Stopover (CPH) SK0502, SK0925 14h 39min	SAS Scandinavian Airlines		$441