Cheap Finnair Flights from Washington to London (WAS→LON)

View NZ$834 flight on Sun, 3 Aug. 2025Opens in a new window

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Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Sun., 17 Aug. - Tue., 26 Aug.
IAD
Washington
LHR
London
NZ$1,236 Return, found 3 days ago
NZ$1,236
Return
found 3 days ago
Select Finnair flight, departing Sun., 17 Aug. from Washington to London, returning Tue., 26 Aug., priced at NZ$1,236 found 3 days ago
Finnair
Fri., 26 Sep. - Tue., 30 Sep.
BWI
Baltimore
LHR
London
NZ$2,335 Return, found 6 days ago
NZ$2,335
Return
found 6 days ago
Select Finnair flight, departing Fri., 26 Sep. from Baltimore to London, returning Tue., 30 Sep., priced at NZ$2,335 found 6 days ago
Flight from Washington to London route information
Origin airport
Washington Dulles Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, ITA Airways, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
Virgin Atlantic
Distance
5866 km
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