Cheap flights from London to Washington, D.C.

1 adult
Sat 21/5
Sat 28/5

Flight information for London to Washington, D.C.
(LON to WAS)

Find info about flight duration, direct flights, and airports for your flight from London to Washington, D.C.

Direct flights


Airports in Washington, D.C.

2 airports
There are no direct flights from London to Washington, D.C.. There are no popular flight routes from London to Washington, D.C..
There are 2 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)

How to get the cheapest flight ticket from London to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from London to Washington, D.C.?


The cheapest time of year to fly to Washington, D.C. from London is February. The most expensive is July.

How far in advance should you book London to Washington, D.C. flights?

33 days before

The cheapest time to buy a flight from London to Washington, D.C. is approximately 33 days to departure

  • How far is London to Washington, D.C. by plane?

    There are 5893.9 km between London and Washington, D.C..

Why use momondo?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Washington, D.C. for you.

Flights from London to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

Once you have performed a search for London to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

Yes momondo offers price alerts on flights to Washington, D.C. from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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