$590 Cheap United flights London (LHR) to Washington (IAD)

$590 Cheap United flights London (LHR) to Washington (IAD)

Prices were available within the past 7 days and start at $590 for one-way flights and $868 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Nov 15 - Mon, Dec 8

LHR

London

IAD

Washington

$868 Roundtrip, found 3 days ago

$868

Roundtrip

found 3 days ago

Select United flight, departing Sat, Nov 15 from London to Washington, returning Mon, Dec 8, priced at $868 found 3 days ago