
Popular airlines from Heathrow Airport (LHR) to Ronald Reagan Washington National Airport (DCA)
- JetBlue Airways
JetBlue Airways
- Air Canada
Air Canada
- Iberia
Iberia
- KLM
KLM
- American Airlines
American Airlines
- British Airways
British Airways
- Air France
Air France
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 15% on select hotels after you book a flight*
Cheap flights from London to Washington (LHR-DCA)
Prices were available within the past 7 days and start at €340 for one-way flights and €538 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 8 Jan - Wed, 14 Jan
LHR
London
DCA
Washington
€538 Return, found 1 hour ago
€538
Return
found 1 hour ago

Thu, 12 Feb - Wed, 18 Feb
LHR
London
DCA
Washington
€560 Return, found 3 days ago
€560
Return
found 3 days ago

Mon, 12 Jan - Tue, 27 Jan
LHR
London
DCA
Washington
€571 Return, found 5 days ago
€571
Return
found 5 days ago

Fri, 6 Mar - Sun, 15 Mar
LHR
London
DCA
Washington
€574 Return, found 2 days ago
€574
Return
found 2 days ago

Thu, 8 Jan - Thu, 15 Jan
LHR
London
DCA
Washington
€586 Return, found 5 days ago
€586
Return
found 5 days ago

Thu, 11 Dec - Sun, 14 Dec
LHR
London
DCA
Washington
€594 Return, found 2 days ago
€594
Return
found 2 days ago

Fri, 19 Dec - Tue, 30 Dec
LHR
London
DCA
Washington
€597 Return, found 6 days ago
€597
Return
found 6 days ago

Fri, 6 Mar - Sun, 15 Mar
LHR
London
DCA
Washington
€611 Return, found 2 days ago
€611
Return
found 2 days ago

Sat, 13 Dec - Sun, 4 Jan
LHR
London
DCA
Washington
€620 Return, found 6 days ago
€620
Return
found 6 days ago

Mon, 12 Jan - Tue, 27 Jan
LHR
London
DCA
Washington
€733 Return, found 5 days ago
€733
Return
found 5 days ago
Find the cheapest month to fly from London (LHR) to Washington (DCA)
January is typically the cheapest month to fly
From €417 - €984 per traveller.
Origin airport | Heathrow |
|---|---|
Destination airport | Ronald Reagan Washington National |
Airlines serving | Air Canada, American Airlines, JetBlue Airways, TAP Portugal |
Return price | €538 |
Distance | 5847 km |
Perfect flights from London to Washington
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Washington. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
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Our flexible Heathrow to Ronald Reagan Washington National ticket options cater to your travel preferences, with incredible one-way fares from €340 and roundtrip prices from €538. 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.
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