Search flights from Washington, D.C. (WAS) to London (LON)

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Cheapest flights to London

The cheapest flights available in the next 60 days – prices are updated regularly

Flying from Washington, D.C. to London: things to know

The most popular route is from Washington Dulles International Airport in Washington, D.C. to London Heathrow Airport in London. On average this flight takes 8 hours 3 minutes one-way and costs $1,391 round-trip.

Most popular route
Washington Dulles International Airport (IAD) to London Heathrow Airport (LHR)
Average flight time
8 hours 3 minutes
Average round-trip price
$1,391
Fly from Washington, D.C. to London
25 airlines

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Airlines that fly from Washington, D.C. to London

Airline options may vary according to recently booked flights and your search terms

  • Virgin Atlantic
  • British Airways
  • Originair
  • Icelandair
  • United Airlines
  • Aer Lingus
  • Lufthansa
  • TAP Portugal
  • Iberia
  • JetBlue
  • American Airlines
  • Scandinavian Airlines
  • Air France
  • Austrian Airlines
  • Air Canada
  • Finnair

Frequently asked questions

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Flights to London Heathrow Airport

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Flights to London Gatwick Airport

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Flights from the United States to the United Kingdom

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Flights from Washington, D.C. to the United Kingdom

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Flights to England

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Flights to Greater London

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Hotels in London

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