Cheap United flights London (LHR) to Washington (IAD)

Cheap United flights London (LHR) to Washington (IAD)

Prices were available within the past 7 days and start at for one-way flights and $924 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Jul 14 - Mon, Sep 14
LHR
London
IAD
Washington
$924 Roundtrip, found 1 day ago
$924
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 14 from London to Washington, returning Mon, Sep 14, priced at $924 found 1 day ago
United
Tue, Jul 14 - Mon, Sep 14
LHR
London
IAD
Washington
$928 Roundtrip, found 1 day ago
$928
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 14 from London to Washington, returning Mon, Sep 14, priced at $928 found 1 day ago

Find the cheapest month to fly from London (LHR) to Washington (IAD)

April is typically the cheapest month to fly

From $492 - $1,369 per traveler.

Travel 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, ITA Airways, Iberia, Icelandair, KLM, Lufthansa, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Popular airline
Delta
Distance
5866 km
Average flight time
3 hours 17 mins

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