Flights Washington, D.C. – London (IAD-LHR) from $481*
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1 Passenger, Economy
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*Modifying this information may result in a different fare
Book flights from Washington, D.C. to London
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The best deals on flights from Washington, D.C. to London for the upcoming months
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Washington, D.C. (IAD) | London (LHR) | Round-trip / Economy | 09/30/2026 - 10/05/2026 | From $839 Seen: 2 days ago |
| Washington, D.C. (IAD) | London (LHR) | Round-trip / Economy | 12/28/2026 - 01/03/2027 | From $481 Seen: 9 hrs ago |
| Washington, D.C. (IAD) | London (LHR) | Round-trip / Economy | 10/13/2026 - 11/03/2026 | From $852 Seen: 13 hrs ago |
| Washington, D.C. (IAD) | London (LHR) | Round-trip / Economy | 10/13/2026 - 11/10/2026 | From $852 Seen: 13 hrs ago |
| Washington, D.C. (IAD) | London (LHR) | Round-trip / Economy | 10/14/2026 - 11/04/2026 | From $852 Seen: 13 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 Washington, D.C. to London with Air France
Whether you're looking for a last-minute Washington, D.C. - London (United Kingdom) 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 Washington, D.C. (IAD) to London (LHR) or directly pick your departure date if your trip to London (United Kingdom) is already scheduled.