Cheap flights from London Heathrow to Washington DC

from as little as £358

7 nights in Washington DC, departing London Heathrow on 10 / Feb / 2020 with United Airlines (price found 36 hours ago)

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

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The London Heathrow / Washington DC route

All 5906 km of it

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Washington DC flight facts

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Alternative flights from the UK to Washington DC

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Alternative flights from London Heathrow

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Washington DC

Today alone, Netflights has searched over 33,834 flights. 10 / Feb / 2020 is currently the lowest priced day of the year to fly the London Heathrow/Washington DC route. There are around 3,611 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 Heathrow to Washington DC

Tips and advice from our flight experts

We've gathered all the available flights from London Heathrow to Washington DC on your chosen dates. We've already searched 33,834 flights worldwide today, to make it easy for you to compare your options. Generally, the most popular airlines are United Airlines, Virgin Atlantic & British Airways. United Airlines is the most popular, but that doesn’t mean they're the best choice for your travel dates.

Normally, Washington DC Washington Dulles International Airport is the cheapest airport to fly into Washington DC. This isn’t necessarily the case for your chosen dates, but it’s worth bearing in mind. There are 3,611 flights every week to Washington DC, and the flight from London Heathrow normally takes about 11 hrs 55 mins.

Washington DC has two airports, so you have more than one option. It could also be worth changing London Heathrow to include other airports, to see more flights and, possibly, better prices. At the moment, the cheapest flight is £358. The most expensive flights tend to be during June, as demand is high at this time of year.

As well as helping you out with flights, Netflights can find you great prices on accommodation and car hire too. If you’re travelling to USA in December, you'll find that both flights and hotels will be cheaper, as it's low season.

Other popular destinations near Washington DC

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