£149 Find cheap flights from Washington, D.C. to London Gatwick Airport

In the last 3 days, the lowest price for a flight from Washington, D.C. to London Gatwick Airport was £186 for a one-way ticket and £426 for a return.

Washington, D.C. has 2 major airports: Washington, D.C. Reagan-National and Washington, D.C. Dulles Intl. London Gatwick is the only airport in London Gatwick Airport. You’ll usually find the cheapest deals if you fly from Washington Dulles Airport.

Finnair, Iberia, and British Airways offer inflight Wi-Fi service on the Washington, D.C. to London Gatwick Airport flight route.

The Boeing 787-9 Dreamliner is the aircraft model that flies most regularly on the Washington, D.C. to London Gatwick Airport flight route.

Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Washington, D.C. and London Gatwick Airport, with oneworld being the most commonly used for this route.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to London Gatwick Airport.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Gatwick Airport from Washington, D.C. is likely to change within 7 days, so travellers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Gatwick Airport with an airline and back to Washington, D.C. with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Gatwick Airport from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.