£733 Cheap British Airways flights from London to Washington (LHR→IAD)

View £733 flight on Mon, 27 Oct 2025Opens in a new window

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£733 Cheap British Airways flights London (LHR) to Washington (IAD)

Prices were available within the past 7 days and start at £733 for one-way flights and £447 for return, for the period specified. Prices and availability are subject to change. Additional terms apply.
British Airways
Wed, 1 Oct - Tue, 14 Oct
LHR
London
IAD
Washington
£447
Return
Just found
Select British Airways flight, departing Wed, 1 Oct from London to Washington, returning Tue, 14 Oct, priced at £447 Just found
Flight from London to Washington route information
Origin airport
Heathrow
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, KLM, Lufthansa, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
Aer Lingus
Distance
5866 km
Average flight time
3 hours 14 mins
*Available to Expedia members.