Cheap flights from Washington DC Washington Dulles International Airport to London

Q: What are the cheapest airlines?

Air Canada, Delta Air Lines, Icelandair, KLM, Lufthansa. These airlines usually offer the cheapest flights from Washington DC Washington Dulles International Airport to London.

Q: Can I fly direct to London?

Delta Air Lines, KLM, Virgin Atlantic, Iberia Airlines, British Airways. You can fly non-stop from Washington DC Washington Dulles International Airport to London with these airlines.

Q: What airlines fly indirectly?

Lufthansa, Air Canada, Icelandair, KLM, Virgin Atlantic. These airlines fly from Washington DC Washington Dulles International Airport to London, but you’ll have at least one layover.

Q: How long is the flight?

7 hrs 10 mins. This is the shortest flight time from Washington DC Washington Dulles International Airport to London.

from as little as £452

20 nights in London, departing Washington DC Washington Dulles International Airport on 31 / Jan / 2025 with Icelandair (price found 42 hours ago)

Subject to availability, prices correct of the last 24 hours

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Cheap return flights from Washington DC Washington Dulles International Airport to London

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The Washington DC Washington Dulles International Airport / London route

All 5936 km of it

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What you need to know

What are the cheapest airlines?

Air Canada
Delta Air Lines
Icelandair
KLM
Lufthansa

These airlines usually offer the cheapest flights from Washington DC Washington Dulles International Airport to London.

Can I fly direct to London?

Delta Air Lines
KLM
Virgin Atlantic
Iberia Airlines
British Airways

You can fly non-stop from Washington DC Washington Dulles International Airport to London with these airlines.

What airlines fly indirectly?

Lufthansa
Air Canada
Icelandair
KLM
Virgin Atlantic

These airlines fly from Washington DC Washington Dulles International Airport to London, but you’ll have at least one layover.

How long is the flight?

7 hrs 10 mins

This is the shortest flight time from Washington DC Washington Dulles International Airport to London.

Alternative flights from Washington DC Washington Dulles International Airport

You might find cheaper flights nearby

London City Airport from Washington DC Washington Dulles International Airport

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London Gatwick from Washington DC Washington Dulles International Airport

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London Heathrow from Washington DC Washington Dulles International Airport

from £452 pp

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31 / Jan / 2025 is currently the lowest priced day of the year to fly the Washington DC Washington Dulles International Airport/London route. There are around 162 flights on any given week from the UK to London and the cheapest month to fly right now is January.

Not suitable? Try running another search or viewing all cheap flight deals.

Key facts about London

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Language

English

Timezone

0 hrs behind GMT

How to get cheap flights from Washington DC Washington Dulles International Airport to London

Tips and advice from our flight experts

Search and book cheap flights from Washington DC Washington Dulles International Airport to London with Netflights. There are 11 airlines offering flights in and out of London, the most popular being Delta Air Lines.

Normally, London Heathrow is the cheapest airport to fly into London. This isn’t necessarily the case for your chosen dates, but it’s worth bearing in mind. There are 162 flights every week to London, and the flight from Washington DC Washington Dulles International Airport normally takes about 10 hrs 20 mins.

You can fly to London from £452. But, if you adjust your search to incorporate other airports near Washington DC Washington Dulles International Airport, this figure may drop – your search currently only covers flights from Washington DC Washington Dulles International Airport.

Did you know you can also book your accommodation and car hire with Netflights? We can sort your whole trip to London.