S$1,290 Cheap Flights from London to Washington

View S$1,290 flight on Mon, 8 Sep,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 S$1,290 for one-way flights and S$984 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 20 Apr - Tue, 29 Apr
LHR
London
DCA
Washington
S$984 Return, found 3 days ago
S$984
Return
found 3 days ago
Select United flight, departing Sun, 20 Apr from London to Washington, returning Tue, 29 Apr, priced at S$984 found 3 days ago
United
Sat, 19 Apr - Mon, 12 May
LHR
London
DCA
Washington
S$1,001 Return, found 3 days ago
S$1,001
Return
found 3 days ago
Select United flight, departing Sat, 19 Apr from London to Washington, returning Mon, 12 May, priced at S$1,001 found 3 days ago
United
Sat, 3 May - Fri, 16 May
LHR
London
DCA
Washington
S$1,005 Return, found 3 days ago
S$1,005
Return
found 3 days ago
Select United flight, departing Sat, 3 May from London to Washington, returning Fri, 16 May, priced at S$1,005 found 3 days ago
Virgin Atlantic
Sun, 20 Apr - Mon, 12 May
LHR
London
DCA
Washington
S$1,006 Return, found 3 days ago
S$1,006
Return
found 3 days ago
Select Virgin Atlantic flight, departing Sun, 20 Apr from London to Washington, returning Mon, 12 May, priced at S$1,006 found 3 days ago
Delta
Tue, 22 Apr - Tue, 29 Apr
LHR
London
DCA
Washington
S$1,006 Return, found 3 days ago
S$1,006
Return
found 3 days ago
Select Delta flight, departing Tue, 22 Apr from London to Washington, returning Tue, 29 Apr, priced at S$1,006 found 3 days ago
American Airlines
Mon, 21 Apr - Thu, 15 May
LHR
London
DCA
Washington
S$1,006 Return, found 3 days ago
S$1,006
Return
found 3 days ago
Select American Airlines flight, departing Mon, 21 Apr from London to Washington, returning Thu, 15 May, priced at S$1,006 found 3 days ago
Delta
Thu, 24 Apr - Wed, 30 Apr
LHR
London
DCA
Washington
S$1,008 Return, found 2 days ago
S$1,008
Return
found 2 days ago
Select Delta flight, departing Thu, 24 Apr from London to Washington, returning Wed, 30 Apr, priced at S$1,008 found 2 days ago
Finnair
Mon, 21 Apr - Thu, 15 May
LHR
London
DCA
Washington
S$1,014 Return, found 3 days ago
S$1,014
Return
found 3 days ago
Select Finnair flight, departing Mon, 21 Apr from London to Washington, returning Thu, 15 May, priced at S$1,014 found 3 days ago
Virgin Atlantic
Mon, 21 Apr - Thu, 15 May
LHR
London
DCA
Washington
S$1,021 Return, found 3 days ago
S$1,021
Return
found 3 days ago
Select Virgin Atlantic flight, departing Mon, 21 Apr from London to Washington, returning Thu, 15 May, priced at S$1,021 found 3 days ago
American Airlines
Mon, 21 Apr - Thu, 15 May
LHR
London
DCA
Washington
S$1,028 Return, found 3 days ago
S$1,028
Return
found 3 days ago
Select American Airlines flight, departing Mon, 21 Apr from London to Washington, returning Thu, 15 May, priced at S$1,028 found 3 days ago
London to Washington route information
Origin airport
Heathrow
Destination airport
Ronald Reagan Washington National
Return price
S$984
Distance
5847 km

Perfect flights from London to Washington

Your Journey from London to Washington

Start your unforgettable journey with Expedia. Our broad selection of flights from London to Washington caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including United, Virgin Atlantic, Delta, American Airlines, Finnair, Lufthansa. Our selection of flights from Heathrow to Ronald Reagan Washington National caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with London to Washington Flights

Experience the joy of finding cheap flights from Heathrow to Ronald Reagan Washington National that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$1,290 and roundtrip prices from S$984*.
 

Pre-Flight Essentials

Ensure a smooth journey from London to Washington with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Washington

Picture yourself stepping off the plane in Washington and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your London to Washington Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from London to Washington.
 

Beyond the Flight – Exploring Washington

With Expedia, your adventure extends beyond the flight. Explore Washington at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from London to Washington with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from London to Washington with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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 S$984. 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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