* The displayed prices are applicable for one adult. All amounts are in GBP including taxes and surcharges, except where taxes are collected locally at the airport. A booking fee is not applicable, but a payment surcharge may apply. Prices and availability are subject to change without notice, see Air France Price Display for more information.
Flights London – Washington, D.C. (LHR-IAD) from GBP 440*
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1 Passenger, Economy
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*Modifying this information may result in a different fare
Book flights from London to Washington, D.C.
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The best deals on flights from London to Washington, D.C. for the upcoming months
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GBP
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| London (LHR) | Washington, D.C. (IAD) | Round-trip / Economy | 29/10/2026 - 01/11/2026 | From GBP 440 Seen: 18 hrs ago |
| London (LHR) | Washington, D.C. (IAD) | Round-trip / Economy | 03/11/2026 - 24/11/2026 | From GBP 441 Seen: 21 hrs ago |
| London (LHR) | Washington, D.C. (IAD) | Round-trip / Economy | 03/11/2026 - 01/12/2026 | From GBP 441 Seen: 21 hrs ago |
| London (LHR) | Washington, D.C. (IAD) | Round-trip / Economy | 28/10/2026 - 18/11/2026 | From GBP 441 Seen: 18 hrs ago |
| London (LHR) | Washington, D.C. (IAD) | Round-trip / Economy | 28/10/2026 - 25/11/2026 | From GBP 441 Seen: 18 hrs ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.
Travel from London to Washington, D.C. with Air France
Whether you're looking for a last-minute London - Washington, D.C. (United States) flight or planning a flight at a later date, take advantage of our lowest prices for your travel dates on this site. Take a look at the next 6 months and find the best price to fly whit Air France from London (LHR) to Washington, D.C. (IAD) or directly pick your departure date if your trip to Washington, D.C. (United States) is already scheduled.