NZ$636 Cheap Flights Washington to London (DCA-LHR)

View NZ$636 flight on Tue, 9 Sep. 2025Opens in a new window

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

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, 9 Sep. - Tue, 16 Sep.
DCA
Washington
LHR
London
NZ$856 Return, just found
NZ$856
Return
just found
Select Air Canada flight, departing Tue, 9 Sep. from Washington to London, returning Tue, 16 Sep., priced at NZ$856 just found
United
Wed, 10 Sep. - Wed, 17 Sep.
DCA
Washington
LHR
London
NZ$858 Return, found 1 day ago
NZ$858
Return
found 1 day ago
Select United flight, departing Wed, 10 Sep. from Washington to London, returning Wed, 17 Sep., priced at NZ$858 found 1 day ago
Air Canada
Wed, 10 Sep. - Wed, 17 Sep.
DCA
Washington
LHR
London
NZ$858 Return, found 1 day ago
NZ$858
Return
found 1 day ago
Select Air Canada flight, departing Wed, 10 Sep. from Washington to London, returning Wed, 17 Sep., priced at NZ$858 found 1 day ago
Air Canada
Tue, 9 Sep. - Tue, 16 Sep.
DCA
Washington
LHR
London
NZ$867 Return, just found
NZ$867
Return
just found
Select Air Canada flight, departing Tue, 9 Sep. from Washington to London, returning Tue, 16 Sep., priced at NZ$867 just found
Delta
Wed, 10 Sep. - Wed, 17 Sep.
DCA
Washington
LHR
London
NZ$867 Return, found 1 day ago
NZ$867
Return
found 1 day ago
Select Delta flight, departing Wed, 10 Sep. from Washington to London, returning Wed, 17 Sep., priced at NZ$867 found 1 day ago
Virgin Atlantic
Wed, 10 Sep. - Wed, 17 Sep.
DCA
Washington
LHR
London
NZ$867 Return, found 1 day ago
NZ$867
Return
found 1 day ago
Select Virgin Atlantic flight, departing Wed, 10 Sep. from Washington to London, returning Wed, 17 Sep., priced at NZ$867 found 1 day ago
Air Canada
Tue, 9 Sep. - Tue, 16 Sep.
DCA
Washington
LHR
London
NZ$878 Return, just found
NZ$878
Return
just found
Select Air Canada flight, departing Tue, 9 Sep. from Washington to London, returning Tue, 16 Sep., priced at NZ$878 just found
Virgin Atlantic
Mon, 18 Aug. - Wed, 27 Aug.
DCA
Washington
LHR
London
NZ$880 Return, found 6 days ago
NZ$880
Return
found 6 days ago
Select Virgin Atlantic flight, departing Mon, 18 Aug. from Washington to London, returning Wed, 27 Aug., priced at NZ$880 found 6 days ago
United
Sun, 7 Sep. - Sun, 14 Sep.
DCA
Washington
LHR
London
NZ$941 Return, found 1 day ago
NZ$941
Return
found 1 day ago
Select United flight, departing Sun, 7 Sep. from Washington to London, returning Sun, 14 Sep., priced at NZ$941 found 1 day ago
KLM
Wed, 10 Sep. - Wed, 17 Sep.
DCA
Washington
LHR
London
NZ$954 Return, found 1 day ago
NZ$954
Return
found 1 day ago
Select KLM flight, departing Wed, 10 Sep. from Washington to London, returning Wed, 17 Sep., priced at NZ$954 found 1 day ago
Flight from Washington to London route information
Origin airport
Ronald Reagan Washington National
Destination airport
Heathrow
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, KLM, Scandinavian Airlines, United, Virgin Atlantic
Return price
NZ$856
Distance
5847 km

Perfect flights from Washington to London

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Our flexible Ronald Reagan Washington National to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from NZ$636 and roundtrip prices from NZ$856. 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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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 London.

Frequently asked questions

How much is a flight from DCA to LHR?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights from DCA to Heathrow Airport start from NZ$856. Make your booking ASAP to secure the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Ronald Reagan Washington National Airport (DCA) to LHR?
When it comes to cancellation fees, each airline has its own terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from Ronald Reagan Washington National Airport (DCA) to Heathrow Airport (LHR) 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 DCA to Heathrow Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Ronald Reagan Washington National Airport (DCA) to LHR?
With a flight distance of 5 900 kilometres from Ronald Reagan Washington National Airport (DCA) (DCA) to Heathrow Airport (LHR) (LHR), this is a long trip. Make sure you keep well hydrated and move your feet and legs every now and then.
Which airlines fly direct from National Airport to London Heathrow?
There are no direct flights, so you'll have to make at least one stop between DCA and London Heathrow. Take advantage of the layover time to stretch your legs and grab a bite to eat.
Are Ronald Reagan Washington National Airport (DCA) to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes find a bargain, with some of the cheapest fares from National Airport to London Heathrow popping up a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals regularly — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines publish prices so far in advance.

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