
$495 Cheap American Airlines flights Washington (IAD) to London (LHR)
$495 Cheap American Airlines flights Washington (IAD) to London (LHR)
Prices were available within the past 7 days and start at $495 for one-way flights and $879 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Apr 27 - Wed, May 6
IAD
Washington
LHR
London
$879 Roundtrip, found 3 days ago
$879
Roundtrip
found 3 days ago
Find the cheapest month to fly from Washington (IAD) to London (LHR)
February is typically the cheapest month to fly
From $444 - $791 per traveler.
Travel information
Origin airport | Washington Dulles Intl. |
|---|---|
Destination airport | Heathrow |
Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Royal Air Maroc, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic |
Popular airline | Virgin Atlantic |
Distance | 5866 km |
Average flight time | 12 hours 32 mins |
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Most Popular American Airlines Routes from Washington
Most Popular American Airlines Routes from London
- San Juan to Toronto (SJU - YYZ)
- Richmond to El Paso (RIC - ELP)
- Seattle to San Antonio (SEA - SAT)
- Des Moines to Indianapolis (DSM - IND)
- Newark Liberty Intl. Airport to Tampa (EWR - TPA)
- Orlando to Los Angeles (MCO - LAX)
- Houston to Miami (IAH - MIA)
- Lima to San Francisco (LIM - SFO)
- New York to Orlando (LGA - MCO)
- Washington to Providence (DCA - PVD)
Popular Domestic Routes in Heathrow
- New York to Orlando (LGA - MCO)
- Richmond to El Paso (RIC - ELP)
- Orlando to Los Angeles (MCO - LAX)
- Seattle Paine Field Intl. Airport to Los Angeles (PAE - LAX)
- Seattle to Los Angeles (SEA - LAX)
- Orlando to Los Angeles (MCO - LAX)
- Washington to Providence (DCA - PVD)
- Seattle Paine Field Intl. Airport to Los Angeles (PAE - LAX)
- Washington to Providence (DCA - PVD)
- Houston to Miami (IAH - MIA)