DCA - LHR

£248 Find Cheap Flights from Reagan Washington National Airport to London Heathrow Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Reagan-National to Heathrow departing on 2/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to London Heathrow Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to London, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to London, as well as popular online travel agencies
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Everything you should know

Cheapest return fare
£434
Overall average: £494
JetBlue
Fri 13/3Fri 20/3
DCA - LHR • 1 stop
Cheapest one-way flight
£248
Typical prices: £240-£365
JetBlue
Mon 2/3
DCA - LHR • 1 stop
When to book
2 weeks
in advance
Our data shows that travellers who book at least 2 weeks in advance save around 8% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
October
Cheapest • 19% price drop
April
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Heathrow!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Reagan-National to Heathrow (DCA-LHR)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Reagan-National to Heathrow that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Reagan-National to Heathrow

Fri, 13 Mar - Fri, 20 Mar
JetBlue Logo
20:50 - 06:55
DCA
-
LHR
30h 05m
1 stop
JetBlue Logo
08:05 - 22:59
LHR
-
DCA
18h 54m
1 stop
£434JetBlue
Sun, 15 Feb - Tue, 3 Mar
Air Canada Logo
12:55 - 09:20
DCA
-
LHR
15h 25m
1 stop
Air Canada Logo
06:50 - 21:56
LHR
-
DCA
20h 06m
2 stops
£439Air Canada
Sun, 15 Feb - Tue, 3 Mar
Air Canada Logo
12:55 - 09:20
DCA
-
LHR
15h 25m
1 stop
Air Canada Logo
06:50 - 15:31
LHR
-
DCA
13h 41m
2 stops
£440Air Canada
Sun, 15 Feb - Tue, 3 Mar
Air Canada Logo
12:55 - 07:10
DCA
-
LHR
13h 15m
2 stops
Air Canada Logo
06:50 - 21:56
LHR
-
DCA
20h 06m
2 stops
£441Air Canada
Sun, 15 Feb - Tue, 3 Mar
Air Canada Logo
12:55 - 07:10
DCA
-
LHR
13h 15m
2 stops
Air Canada Logo
06:50 - 15:31
LHR
-
DCA
13h 41m
2 stops
£443Air Canada
Wed, 25 Feb - Wed, 4 Mar
Air Canada Logo
12:55 - 09:20
DCA
-
LHR
15h 25m
1 stop
Air Canada Logo
06:50 - 15:31
LHR
-
DCA
13h 41m
2 stops
£451Air Canada
Sun, 1 Mar - Wed, 11 Mar
Air Canada Logo
12:55 - 09:20
DCA
-
LHR
15h 25m
1 stop
Air Canada Logo
06:50 - 21:56
LHR
-
DCA
19h 06m
2 stops
£452Air Canada
Tue, 24 Feb - Tue, 3 Mar
Air Canada Logo
12:55 - 07:10
DCA
-
LHR
13h 15m
2 stops
Air Canada Logo
06:50 - 15:31
LHR
-
DCA
13h 41m
2 stops
£453Air Canada
Tue, 10 Mar - Wed, 18 Mar
Air Canada Logo
11:05 - 07:10
DCA
-
LHR
16h 05m
1 stop
Air Canada Logo
09:00 - 21:56
LHR
-
DCA
16h 56m
2 stops
£454Air Canada
Wed, 18 Feb - Wed, 25 Feb
Air Canada Logo
12:55 - 09:20
DCA
-
LHR
15h 25m
1 stop
Air Canada Logo
09:00 - 19:59
LHR
-
DCA
15h 59m
2 stops
£454Air Canada
Booking Insights

KAYAK's insights & trends for Reagan-National to Heathrow flights

Get data-powered insights and trends into flights from Reagan-National to Heathrow to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to London Heathrow Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport is October, where tickets cost £465 (return) on average. On the other hand, the most expensive months are December and June, where the average cost of round-trip tickets is £731 and £729 respectively.

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to London Heathrow Airport?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Washington, D.C. Reagan-National Airport to London Heathrow Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Washington, D.C. Reagan-National Airport to London Heathrow Airport, you should book around 2 weeks before departure, which saves you about 8% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 16 weeks before departure.

Find deals

Good to know - Cheap tickets from Reagan Washington National Airport to London Heathrow Airport

Low seasonJanuary
Cheapest flight£248
Best time to beat the crowds but there is an average 12% increase in price.
Most popular time to fly and prices are also 5% lower on average.
Flight from Reagan Washington National Airport to London Heathrow Airport

When to book flights from Reagan-National to Heathrow

Are your dates flexible? Find out the best times to travel from Reagan-National to Heathrow based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Reagan Washington National Airport to London Heathrow Airport flights

  • What is the cheapest flight from Washington, D.C. Reagan-National Airport to London Heathrow Airport?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Reagan-National Airport to London Heathrow Airport was £248 for a one-way ticket and £434 for a return.

  • Which airports will I be using when flying from Reagan Washington National Airport to London Heathrow Airport?

    Reagan Washington National Airport and London Heathrow Airport are both served by 1 main airport. You will leave Reagan Washington National Airport from Washington, D.C. Reagan-National and will be arriving at London Heathrow.

  • Which aircraft models fly most regularly from Reagan Washington National Airport to London Heathrow Airport?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Reagan Washington National Airport to London Heathrow Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Reagan Washington National Airport to London Heathrow Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Reagan Washington National Airport to London Heathrow Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Reagan Washington National Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Reagan Washington National Airport to London Heathrow Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back to Reagan Washington National Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Reagan Washington National Airport to London Heathrow Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Reagan Washington National Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Reagan-National to Heathrow

Information on your arrival and departure airports

Reagan Washington National Airport (DCA)
Heathrow (LHR)