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Cheap flights from London to Washington DC

from as little as £518

21 nights in Washington DC, departing London Heathrow on 15 / Feb / 2021 with Lufthansa (price found 18 hours ago)

Subject to availability, prices correct of the last 24 hours
Washington DC

Cheap return flights from London to Washington DC

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The London / Washington DC route

All 5936 km of it

Cheap flight deals for this route

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Washington DC flight facts

What you need to know

Alternative flights from the UK to Washington DC

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Alternative flights from London

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Washington DC

Today alone, Netflights has searched over 3,780 flights. 15 / Feb / 2021 is currently the lowest priced day of the year to fly the London/Washington DC route. There are around 684 flights on any given week from the UK to Washington DC and the cheapest month to fly right now is February.

Min / Max Temperature (°C)
LOWEST

-3 °C

AVG

13 °C

HIGHEST

31 °C

Rainfall (mm)
LOWEST

73 mm

AVG

91.9 mm

HIGHEST

126 mm

Key facts about Washington DC

How to get cheap flights from London to Washington DC

Tips and advice from our flight experts

With Netflights, you can compare lots of flights to Washington DC in the USA. It's free and easy. We've gone through the 684 weekly flights connecting London and Washington DC, operated by eight airlines – so you can see all your options before you book.

There are actually two airports in Washington DC. We've scanned all of the flights into Washington DC and, on average, the cheapest airport to fly into is Washington DC Washington Dulles International Airport (IAD). Look out for flights with Finnair too, as they tend to have the cheapest prices.

The cheapest airport to fly from is London Heathrow, but we recommend booking in advance to get a good price.

On average, the 5936 km flight from London to Washington DC takes 12 hrs. If you're landing late, why not take a look at hotels near the airport? We've got a range of accommodation and car hire options across the USA.

Other popular destinations near Washington DC

Where other people are flying to

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