DCA - LHR

£295 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 5/7. 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
Travellers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 27% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest return fare
£668
Typical prices: £531-£451
Air Canada
Sat 31/10Fri 13/11
DCA - LHR • 2 stops
Cheapest one-way flight
£295
Typical prices: £295-£367
JetBlue
Sun 5/7
DCA - LHR • 1 stop
Direct flights
Not available
There are currently no direct flights between Reagan-National and Heathrow. You’ll need at least 1 connection.
Insights
Insights
Insights
Insights
When to book
2 weeks
in advance
Our data shows that travellers who book at least 2 weeks in advance save around 14% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
November
Cheapest • 26% price drop
March
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Start a new search
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

Sat, 31 Oct - Fri, 13 Nov
Air Canada Logo
18:50 - 20:35
DCA
-
LHR
21h 45m
2 stops
Air Canada Logo
13:00 - 12:19
LHR
-
DCA
28h 19m
2 stops
£668Air Canada
Fri, 3 Jul - Fri, 10 Jul
JetBlue Logo
06:15 - 20:45
DCA
-
LHR
9h 30m
1 stop
JetBlue Logo
08:40 - 21:50
LHR
-
DCA
18h 10m
1 stop
£669JetBlue
Mon, 24 Aug - Mon, 31 Aug
JetBlue Logo
06:20 - 20:45
DCA
-
LHR
9h 25m
1 stop
JetBlue Logo
08:40 - 17:56
LHR
-
DCA
14h 16m
1 stop
£669JetBlue
Sat, 1 Aug - Sat, 22 Aug
JetBlue Logo
19:59 - 06:30
DCA
-
LHR
29h 31m
1 stop
JetBlue Logo
08:40 - 21:50
LHR
-
DCA
18h 10m
1 stop
£670JetBlue
Sun, 23 Aug - Thu, 3 Sep
Air Canada Logo
16:20 - 10:00
DCA
-
LHR
12h 40m
1 stop
Air Canada Logo
12:05 - 21:48
LHR
-
DCA
14h 43m
2 stops
£671Air Canada
Fri, 6 Nov - Tue, 10 Nov
JetBlue Logo
15:55 - 06:55
DCA
-
LHR
10h 00m
1 stop
JetBlue Logo
09:20 - 20:43
LHR
-
DCA
16h 23m
1 stop
£672JetBlue
Wed, 9 Sep - Wed, 23 Sep
Scandinavian Airlines Logo
11:00 - 09:35
DCA
-
LHR
17h 35m
2 stops
Scandinavian Airlines Logo
06:40 - 19:50
LHR
-
DCA
18h 10m
2 stops
£672Scandinavian Airlines
Mon, 3 Aug - Fri, 14 Aug
Multiple Airlines Logo
12:40 - 06:30
DCA
-
LHR
12h 50m
1 stop
Multiple Airlines Logo
06:55 - 18:12
LHR
-
DCA
16h 17m
2 stops
£673Multiple Airlines
Wed, 22 Jul - Mon, 27 Jul
Multiple Airlines Logo
13:25 - 06:30
DCA
-
LHR
12h 05m
1 stop
Multiple Airlines Logo
13:20 - 23:31
LHR
-
DCA
15h 11m
1 stop
£674Multiple Airlines
Fri, 9 Oct - Sun, 18 Oct
British Airways Logo
06:38 - 21:40
DCA
-
LHR
10h 02m
1 stop
British Airways Logo
13:10 - 23:35
LHR
-
DCA
15h 25m
1 stop
£675British Airways
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.

How much is a return flight from Washington, D.C. Reagan-National Airport to London Heathrow Airport?

This analysis is based on the cheapest return trip price found on KAYAK in the last 12 months by searching for a flight from Washington, D.C. Reagan-National Airport to London Heathrow Airport departing in October.

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 November, where tickets cost £483 (return) on average. On the other hand, the most expensive months are February and June, where the average cost of round-trip tickets is £1,042 and £817 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 14% 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 seasonFebruary
Cheapest flight£295
Best time to beat the crowds but there is an average 59% increase in price.
Most popular time to fly and prices are also 10% 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 £295 for a one-way ticket and £668 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)