Flights from Washington to London
The lowest fare Aviasales travellers found for every month, with the airline and stops. Pick a month to open that flight, or search your own dates. Results stay here on 365Vistas.
Washington to London fares by month
Lowest one-way fare per month that Aviasales travellers found (as of Oct 31). Fares change daily; tap a month to see that flight's live price.
| Month | From | Date | Airline | Stops | |
|---|---|---|---|---|---|
| November 2026 | $268 | Nov 14 | TAP Air Portugal | 2 stops | See flight › |
| December 2026 | $412 | Dec 28 | Air Canada | 2 stops | See flight › |
In London
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Washington to London flight FAQ
What is the lowest fare from Washington to London?
The lowest one-way fare Aviasales travellers found was $268 for a flight on Nov 14 (November 2026) with TAP Air Portugal, 2 stops. Fares change daily; search your dates for today's live price.
Which month has the lowest fares from Washington to London?
In the fares found as of Oct 31, November 2026 had the lowest price ($268). The table above lists the lowest fare found for every month.
Which airlines fly from Washington to London?
In the lowest fares found for this route: TAP Air Portugal, Air Canada. More airlines show up when you search your exact dates.
Are there direct flights from Washington to London?
The lowest fares found for this route all have at least one stop. Search your dates to see every option, including direct flights when they run.
How long is the flight from Washington to London?
The quickest of the lowest fares found takes 11 h 35 min (2 stops, Air Canada). Direct flights, when available, are shorter.