S$977 Cheap Flights from London to Washington

View S$977 flight on Mon, 18 May, 2026Opens 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$977 for one-way flights and S$954 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 22 Apr - Thu, 30 Apr
LHR
London
DCA
Washington
S$954 Return, found 5 days ago
S$954
Return
found 5 days ago
Select Delta flight, departing Wed, 22 Apr from London to Washington, returning Thu, 30 Apr, priced at S$954 found 5 days ago
Delta
Wed, 22 Apr - Thu, 30 Apr
LHR
London
DCA
Washington
S$954 Return, found 5 days ago
S$954
Return
found 5 days ago
Select Delta flight, departing Wed, 22 Apr from London to Washington, returning Thu, 30 Apr, priced at S$954 found 5 days ago
Virgin Atlantic
Fri, 24 Apr - Wed, 29 Apr
LHR
London
DCA
Washington
S$976 Return, found 7 hours ago
S$976
Return
found 7 hours ago
Select Virgin Atlantic flight, departing Fri, 24 Apr from London to Washington, returning Wed, 29 Apr, priced at S$976 found 7 hours ago
Delta
Thu, 2 Jul - Sun, 5 Jul
LHR
London
DCA
Washington
S$988 Return, found 4 days ago
S$988
Return
found 4 days ago
Select Delta flight, departing Thu, 2 Jul from London to Washington, returning Sun, 5 Jul, priced at S$988 found 4 days ago
Delta
Wed, 22 Apr - Thu, 30 Apr
LHR
London
DCA
Washington
S$990 Return, found 5 days ago
S$990
Return
found 5 days ago
Select Delta flight, departing Wed, 22 Apr from London to Washington, returning Thu, 30 Apr, priced at S$990 found 5 days ago
Virgin Atlantic
Thu, 2 Jul - Sun, 5 Jul
LHR
London
DCA
Washington
S$993 Return, found 4 days ago
S$993
Return
found 4 days ago
Select Virgin Atlantic flight, departing Thu, 2 Jul from London to Washington, returning Sun, 5 Jul, priced at S$993 found 4 days ago
Delta
Fri, 1 May - Mon, 4 May
LHR
London
DCA
Washington
S$995 Return, found 4 days ago
S$995
Return
found 4 days ago
Select Delta flight, departing Fri, 1 May from London to Washington, returning Mon, 4 May, priced at S$995 found 4 days ago
KLM
Fri, 1 May - Sun, 10 May
LHR
London
DCA
Washington
S$1,009 Return, found 5 days ago
S$1,009
Return
found 5 days ago
Select KLM flight, departing Fri, 1 May from London to Washington, returning Sun, 10 May, priced at S$1,009 found 5 days ago
Air France
Sat, 17 Oct - Thu, 22 Oct
LHR
London
DCA
Washington
S$1,028 Return, found 5 hours ago
S$1,028
Return
found 5 hours ago
Select Air France flight, departing Sat, 17 Oct from London to Washington, returning Thu, 22 Oct, priced at S$1,028 found 5 hours ago
Air Canada
Wed, 22 Apr - Thu, 30 Apr
LHR
London
DCA
Washington
S$1,070 Return, found 5 days ago
S$1,070
Return
found 5 days ago
Select Air Canada flight, departing Wed, 22 Apr from London to Washington, returning Thu, 30 Apr, priced at S$1,070 found 5 days ago

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$954. 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.

Travel information

Origin airport
Heathrow
Destination airport
Ronald Reagan Washington National
Airlines serving
Air Canada, American Airlines, Delta, Finnair, Scandinavian Airlines, Virgin Atlantic
Return price
S$954
Distance
5847 km

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