€453 Cheap Flights London to Washington (LHR-DCA)

View €453 flight on Fri, 3 Oct 2025Opens in a new window

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

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Cheap flights from London to Washington (LHR-DCA)

Prices were available within the past 7 days and start at €453 for one-way flights and €512 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Wed, 24 Sep - Tue, 30 Sep
LHR
London
DCA
Washington
€512 Return, found 2 hours ago
€512
Return
found 2 hours ago
Select JetBlue Airways flight, departing Wed, 24 Sep from London to Washington, returning Tue, 30 Sep, priced at €512 found 2 hours ago
JetBlue Airways
Mon, 29 Sep - Mon, 13 Oct
LHR
London
DCA
Washington
€513 Return, found 4 days ago
€513
Return
found 4 days ago
Select JetBlue Airways flight, departing Mon, 29 Sep from London to Washington, returning Mon, 13 Oct, priced at €513 found 4 days ago
Swiss International Air Lines
Mon, 6 Oct - Mon, 13 Oct
LHR
London
DCA
Washington
€518 Return, found 1 day ago
€518
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, 6 Oct from London to Washington, returning Mon, 13 Oct, priced at €518 found 1 day ago
Austrian Airlines
Mon, 6 Oct - Mon, 13 Oct
LHR
London
DCA
Washington
€520 Return, found 1 day ago
€520
Return
found 1 day ago
Select Austrian Airlines flight, departing Mon, 6 Oct from London to Washington, returning Mon, 13 Oct, priced at €520 found 1 day ago
Lufthansa
Mon, 6 Oct - Mon, 13 Oct
LHR
London
DCA
Washington
€523 Return, found 1 day ago
€523
Return
found 1 day ago
Select Lufthansa flight, departing Mon, 6 Oct from London to Washington, returning Mon, 13 Oct, priced at €523 found 1 day ago
Brussels Airlines
Mon, 6 Oct - Mon, 13 Oct
LHR
London
DCA
Washington
€524 Return, found 1 day ago
€524
Return
found 1 day ago
Select Brussels Airlines flight, departing Mon, 6 Oct from London to Washington, returning Mon, 13 Oct, priced at €524 found 1 day ago
JetBlue Airways
Mon, 8 Sep - Mon, 15 Sep
LHR
London
DCA
Washington
€531 Return, found 6 days ago
€531
Return
found 6 days ago
Select JetBlue Airways flight, departing Mon, 8 Sep from London to Washington, returning Mon, 15 Sep, priced at €531 found 6 days ago
JetBlue Airways
Thu, 5 Mar - Wed, 18 Mar
LHR
London
DCA
Washington
€533 Return, found 12 hours ago
€533
Return
found 12 hours ago
Select JetBlue Airways flight, departing Thu, 5 Mar from London to Washington, returning Wed, 18 Mar, priced at €533 found 12 hours ago
JetBlue Airways
Thu, 25 Sep - Wed, 1 Oct
LHR
London
DCA
Washington
€534 Return, found 4 days ago
€534
Return
found 4 days ago
Select JetBlue Airways flight, departing Thu, 25 Sep from London to Washington, returning Wed, 1 Oct, priced at €534 found 4 days ago
British Airways
Mon, 6 Oct - Mon, 13 Oct
LHR
London
DCA
Washington
€548 Return, found 1 day ago
€548
Return
found 1 day ago
Select British Airways flight, departing Mon, 6 Oct from London to Washington, returning Mon, 13 Oct, priced at €548 found 1 day ago

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

January is typically the cheapest month to fly

From €407 - €914 per traveller.

Graph displaying average flight prices per month

London to Washington route information
Origin airport
Heathrow
Destination airport
Ronald Reagan Washington National
Airlines serving
Air Canada, American Airlines, British Airways, Delta, Finnair, Iberia, JetBlue Airways, KLM, United, Virgin Atlantic
Return price
€512
Distance
5847 km

Perfect flights from London to Washington

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Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to Ronald Reagan Washington National ticket options cater to your travel preferences, with incredible one-way fares from €453 and roundtrip prices from €512. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Ronald Reagan Washington National and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Washington.

Frequently asked questions

How much is a flight from Heathrow Airport (LHR) to National Airport?
Round-trip journeys between London Heathrow and Ronald Reagan Washington National Airport (DCA) start from €512. This is based on fares available within the last 7 days on Expedia for flights departing within the next year — book today so you don't miss out. 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 (LHR) to National Airport?
Most flights can be cancelled online, but every air carrier has its own set of terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Heathrow Airport (LHR) to Ronald Reagan Washington National Airport (DCA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport to DCA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LHR to National Airport?
With a flight distance of 5,900 kilometres between Hounslow and Arlington, this is a long flight. Ensure that you keep well hydrated and go for a short walk down the aisle every so often.
Which airlines fly direct from Heathrow Airport to DCA?
Direct flights aren't available, so you'll have to make at least one stop between Heathrow Airport and DCA. Use the layover time to stretch your legs and grab a bite to eat.
Are Heathrow Airport to Ronald Reagan Washington National Airport (DCA) flight tickets cheaper when they're purchased at the last minute?
Booking last minute from London Heathrow to DCA can be hit-or-miss. It is possible to score a bargain, but you could also miss out completely! If you'd prefer to start your travel planning ahead of time, Expedia compares flight deals up to a year in advance. Just remember that not all airlines release their prices that far in advance. Our advice? Check back often as updates are made regularly.

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