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

View £733 flight on Mon, 29 Dec 2025Opens in a new window

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

Prices were available within the past 7 days and start at £733 for one-way flights and £2,073 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, 3 Jul - Thu, 10 Jul
LHR
London
IAD
Washington
£2,073 Return, found 1 hour ago
£2,073
Return
found 1 hour ago
Select British Airways flight, departing Thu, 3 Jul from London to Washington, returning Thu, 10 Jul, priced at £2,073 found 1 hour ago
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
Austrian Airlines
Distance
5866 km
Average flight time
3 hours 15 mins
*Available to Expedia members.