Cheap Flights from London Heathrow Airport to Washington from $818 Return

Flight deals from London Heathrow Airport to Washington

Looking for cheap tickets from London Heathrow Airport to Washington, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Seattle.$598 per passenger.Departing Tue, 27 Jan.One-way flight with Vueling Airlines.Outbound indirect flight with Vueling Airlines, departs from London Heathrow on Tue, 27 Jan, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $598, select.

Spokane.$876 per passenger.Departing Tue, 18 Nov.One-way flight with Delta.Outbound indirect flight with Delta, departs from London Heathrow on Tue, 18 Nov, arriving in Spokane International.Price includes taxes and charges.From $876, select.

Pasco.$1,064 per passenger.Departing Mon, 1 Jun.One-way flight with WestJet.Outbound indirect flight with WestJet, departs from London Heathrow on Mon, 1 Jun, arriving in Pasco.Price includes taxes and charges.From $1,064, select.

Pullman.$1,649 per passenger.Departing Mon, 15 Dec.One-way flight with Condor.Outbound indirect flight with Condor, departs from London Heathrow on Mon, 15 Dec, arriving in Pullman.Price includes taxes and charges.From $1,649, select.

Bellingham.$1,678 per passenger.Departing Mon, 13 Oct.One-way flight with Condor.Outbound indirect flight with Condor, departs from London Heathrow on Mon, 13 Oct, arriving in Bellingham.Price includes taxes and charges.From $1,678, select.

Yakima.$1,952 per passenger.Departing Thu, 18 Dec.One-way flight with Condor.Outbound indirect flight with Condor, departs from London Heathrow on Thu, 18 Dec, arriving in Yakima Air Terminal.Price includes taxes and charges.From $1,952, select.

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Flying from London Heathrow Airport to Washington

Arm yourself with these facts on the fly.

Cheapest flight found	$598
Cheapest month to fly	January
Average flight time	10 hrs, 8 mins
Average flights per week	262
Most popular airline	KLM

How to find cheap flights from London Heathrow Airport to Washington

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from London Heathrow Airport to Washington. Other savvy travellers recently found return flights from $818 and one-way tickets from $598. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in November

The cheapest time to fly from London Heathrow Airport to Washington is currently November.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from London Heathrow Airport to anywhere you choose in Washington.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from London Heathrow Airport to your chosen airport in Washington go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Washington Airport to Washington flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from London Heathrow Airport to Washington?

Yes - direct flights currently operate from London Heathrow Airport to Seattle / Tacoma International Airport in Washington.

What is the average price of a flight from London Heathrow Airport to Washington?

We looked at all of the upcoming return flights from London Heathrow Airport to Washington we could find over the next 12 months. It looks like $818 is the best price. This is good, compared to the average Washington ticket price of $1,478.

What is the cheapest month to fly from London Heathrow Airport to Washington?

The cheapest month to fly from London Heathrow Airport to Pasco Airport is currently November.
The cheapest month to fly from London Heathrow Airport to Pullman Airport is currently December.
The cheapest month to fly from London Heathrow Airport to Walla Walla Airport is currently November.
And the cheapest month to fly from London Heathrow Airport to Spokane International Airport is usually December.

Which upcoming date is cheapest to fly from London Heathrow Airport to Washington on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London Heathrow Airport to Washington on Monday, 3 November 2025.

If I'm flying from London Heathrow Airport, where in Washington is cheapest to fly into?

If you're flying from London Heathrow, the cheapest city in Washington to fly into is Seattle. The cheapest airport serving Seattle at the moment is Seattle / Tacoma International.