£424 Cheap British Airways flights from London to Washington (LON→WAS)

View £424 flight on Wed, 22 Apr 2026Opens in a new window

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British Airways flights from London to Washington (LON→WAS)

Prices were available within the past 7 days and start at £424 for one-way flights and £447 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Fri, 8 May - Thu, 11 Jun
LHR
London
IAD
Washington
£447 Return, found 16 hours ago
£447
Return
found 16 hours ago
Select British Airways flight, departing Fri, 8 May from London to Washington, returning Thu, 11 Jun, priced at £447 found 16 hours ago
British Airways
Wed, 4 Nov - Wed, 11 Nov
LHR
London
DCA
Washington
£457 Return, found 2 hours ago
£457
Return
found 2 hours ago
Select British Airways flight, departing Wed, 4 Nov from London to Washington, returning Wed, 11 Nov, priced at £457 found 2 hours ago
British Airways
Mon, 16 Nov - Tue, 1 Dec
LHR
London
DCA
Washington
£461 Return, found 17 hours ago
£461
Return
found 17 hours ago
Select British Airways flight, departing Mon, 16 Nov from London to Washington, returning Tue, 1 Dec, priced at £461 found 17 hours ago
British Airways
Tue, 28 Apr - Thu, 7 May
LHR
London
DCA
Washington
£462 Return, found 15 hours ago
£462
Return
found 15 hours ago
Select British Airways flight, departing Tue, 28 Apr from London to Washington, returning Thu, 7 May, priced at £462 found 15 hours ago
British Airways
Wed, 23 Sept - Wed, 14 Oct
LHR
London
DCA
Washington
£467 Return, found 17 hours ago
£467
Return
found 17 hours ago
Select British Airways flight, departing Wed, 23 Sept from London to Washington, returning Wed, 14 Oct, priced at £467 found 17 hours ago
British Airways
Wed, 23 Sept - Wed, 30 Sept
LHR
London
DCA
Washington
£469 Return, found 11 hours ago
£469
Return
found 11 hours ago
Select British Airways flight, departing Wed, 23 Sept from London to Washington, returning Wed, 30 Sept, priced at £469 found 11 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city centre is 40 minutes. Flights from £468
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city centre40 min
Flights from £468
Select flight to Washington Dulles Intl. IAD. Average driving time to city centre is 36 minutes. Flights from £451
IAD
Washington Dulles Intl.
Average driving time to city centre36 min
Flights from £451
Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city centre is 8 minutes. Flights from £445
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city centre8 min
Flights from £445

Find the cheapest month to fly from London (LON) to Washington (WAS)

March is typically the cheapest month to fly

From £277 - £537 per traveller.
Flight from London to Washington route information
Origin airport
Gatwick
Destination airport
Washington Dulles Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
British Airways
Distance
5896 km

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