$287 Find Cheap Flights from the United Kingdom to Washington, D.C. - Compare and Save

In the last 5 days, the cheapest flight deal to Washington, D.C. was found on the route from London, at $536 return. The most popular connection is from London to Washington, D.C. and KAYAK users have found round-trip deals for as low as $536 in the last 5 days.

Based on KAYAK data, the cheapest day to fly to Washington, D.C. is Wednesday where round-trip tickets can be as cheap as $746. On the other hand, the most expensive day to fly is Saturday, where round-trip prices are $854 on average.

The cheapest month for flights to Washington, D.C. is February, where tickets cost $667 on average for return flights. On the other hand, the most expensive months are May and July, where the average cost of tickets from the United Kingdom is $807 and $805 respectively. For one-way flights, the best month to travel is September with an average price of $654.

The cheapest time of day to fly to Washington, D.C. is generally in the evening, when round-trip flights cost $766 on average. The most expensive time of day to fly to Washington, D.C. is generally in the afternoon, which is peak travel time and where the average cost of a ticket is $805.

If you’re looking for cheap airfare to Washington, D.C., 25% of our users found tickets to Washington, D.C. for the following prices or less: From London Heathrow Airport $652 round-trip, from Edinburgh $1,509 round-trip.

To get a below average price, you should book around 3 weeks before departure, which saves you about 29% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 22 weeks before departure.

The most popular airline among KAYAK users flying to Washington, D.C. is British Airways, followed by Aer Lingus and Lufthansa.

Of the 3 airlines that fly to Washington, D.C., British Airways offers the most flights, with around 28 per week, followed by United Airlines with 21 flights per week.

There are 2 airports in Washington, D.C.: Washington Dulles Airport (IAD) and Reagan Washington National Airport (DCA). The busiest airport is Washington Dulles Airport (IAD), with 62% of all flights arriving there.

The duration of your flight to Washington, D.C. depends on your departure and arrival airports. Obviously, any flights that include a layover will also be longer. The most popular routes to Washington, D.C. on KAYAK are from Edinburgh, which takes 8h 05m, London, which takes 9h 55m, Birmingham, which takes 11h 00m, and Manchester, which takes 11h 35m.

There are around 1,891 direct flights from within United Kingdom to Washington, D.C. every day. Most flights depart in the morning, with 46% of flights departing in the morning.

Each week there are around 13,233 direct flights from within United Kingdom to Washington, D.C.. The most common day for departures is Sunday, with 15% of flights taking off on this day.

There are not any medium-haul (3-6 hour flight duration) or short-haul (up to 3 hour flight duration) flights to Washington, D.C.. Instead, there are 228 long-haul flights (6-12 hour flight duration), with the most arriving from London.

From the United Kingdom, there are direct flights to Washington, D.C. from 2 cities. The city with the most direct flights is London, with 207 direct flights each week.