CA $618 Cheap Flights from London (LHR) to Washington (DCA)

Popular airlines from Heathrow Airport (LHR) to Ronald Reagan National Airport (DCA)

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Cheap flights from London (LHR) to Washington (DCA)

Prices were available within the past 7 days and start at CA $618 for one-way flights and CA $800 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
British Airways
British Airways
American Airlines
British Airways
American Airlines
British Airways
Air Canada
Iberia
Finnair

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Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Find the cheapest month to fly from London (LHR) to Washington (DCA)

January is typically the cheapest month to fly

From CA $721 - CA $1,754 per traveller.

Frequently asked questions

How much is a flight from LHR to Ronald Reagan Washington National Airport (DCA)?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights between London Heathrow and DCA start from CA $800. Book today to secure the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport to Ronald Reagan Washington National Airport (DCA)?
We get that things come up unexpectedly, so we've made it as simple as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Heathrow Airport to Ronald Reagan Washington National Airport (DCA) that have flexible change policies?
Flights from London Heathrow to National Airport with flexible change policies are available with many airlines. Simply use our "No change fees" filter during your search. You'll only need to cover the cost difference between flights, with no added fees to worry about.
How many hours is the flight from Heathrow Airport to DCA?
The flight time from LHR to DCA is generally 11 hours and 26 minutes. It's is no small journey, so make sure you fill your carry-on with plenty to keep you busy.
How far is the flight from Heathrow Airport to National Airport?
The distance is around 5,900 kilometres, so pack your carry-on luggage with all the things you need to make your journey comfortable. Wondering what to take on board your Hounslow to Arlington flight? A sleep mask, earplugs and a neck pillow are a few essentials.
Which airlines fly direct from Heathrow Airport (LHR) to DCA?
Unfortunately, there aren't any airlines that fly directly between LHR and Ronald Reagan Washington National Airport (DCA). You'll need to book a flight with at least one stop.
Are London Heathrow to National Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally score a bargain, with some of the cheapest airfares from Heathrow Airport to Ronald Reagan Washington National Airport (DCA) appearing a few weeks before the departure date. If you'd rather plan ahead of time, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines advertise prices so far in advance.

Travel information

Origin airport
Heathrow
Destination airport
Ronald Reagan Washington National
Roundtrip price
CA $800
Distance
5847 km

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