Reagan-National

$572+ Cheap flights from Heathrow (LHR) to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DCA
Jun 17 — Jun 241
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Cheapflights Tip: The best prices from London Heathrow to Washington, D.C. Reagan-National are usually found in January or March, booked 90 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Heathrow to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$659
(American Airlines)

One-way from

$572
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$879
From London Heathrow to Washington, D.C. Reagan-National
One-way flight from London Heathrow to Washington, D.C. Reagan-National
Highest demand for flights based on searches. 17% potential increase in price ($184 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Average for round-trip flights in June 2025

Find flight deals from Heathrow to Reagan-National

Cheapest flights from Heathrow to Reagan-National
Explore the most affordable flight options available from Heathrow to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2211:00 amLHR - DCA
1 stop12h 38mAmerican Airlines
Wed 10/83:21 pmDCA - LHR
1 stop11h 29mAmerican Airlines
Deal found 6/10$659
This Air Canada deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:30 amLHR - DCA
2 stops15h 37mMultiple Airlines
Mon 11/312:55 pmDCA - LHR
2 stops13h 15mMultiple Airlines
Deal found 6/12$663
This Trip.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:15 pmLHR - DCA
1 stop18h 49mVirgin Atlantic
Wed 10/111:00 amDCA - LHR
1 stop14h 25mVirgin Atlantic
Deal found 6/11$664
This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:55 amLHR - DCA
1 stop15h 07mIberia
Mon 9/223:35 pmDCA - LHR
1 stop13h 05mIberia
Deal found 6/10$669
This TravelTrolley deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelTrolley is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/132:05 pmLHR - DCA
1 stop12h 46mAir Canada
Sat 9/276:00 amDCA - LHR
1 stop22h 35mAir Canada
Deal found 6/12$671
This JetBlue deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/218:25 amLHR - DCA
1 stop12h 31mJetBlue
Wed 10/296:59 amDCA - LHR
1 stop9h 46mJetBlue
Deal found 6/12$674
This The Travel House deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/238:25 amLHR - DCA
1 stop30h 21mIcelandair
Mon 8/43:45 pmDCA - LHR
1 stop9h 45mIcelandair
Deal found 6/12$712
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/234:50 pmLHR - DCA
1 stop11h 51mDelta
Fri 11/285:00 pmDCA - LHR
1 stop10h 20mDelta
Deal found 6/10$721
This ResecentrumGruppen deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/231:05 pmLHR - DCA
1 stop12h 41mAir France
Mon 6/304:56 pmDCA - LHR
1 stop10h 54mAir France
Deal found 6/12$732
This Booking.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1911:00 amLHR - DCA
1 stop12h 22mBritish Airways
Thu 6/264:40 pmDCA - LHR
1 stop10h 25mBritish Airways
Deal found 6/12$744

Cheapflights Fare Finder

Customize your flight search to find flights from Heathrow to Reagan-National that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Heathrow

Fly to

Reagan-National

Route

Depart

Return

Price

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Fri 8/22

11:00 am-6:38 pm

1 stop12h 38m

Washington, D.C. Reagan-National

Wed 10/8

3:21 pm-7:50 am

1 stop11h 29m

$659

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Fri 10/31

6:30 am-6:07 pm

2 stops15h 37m

Washington, D.C. Reagan-National

Mon 11/3

12:55 pm-7:10 am

2 stops13h 15m

$663

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 9/10

6:15 pm-8:04 am

1 stop18h 49m

Washington, D.C. Reagan-National

Wed 10/1

11:00 am-6:25 am

1 stop14h 25m

$664

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 9/17

8:55 am-7:02 pm

1 stop15h 07m

Washington, D.C. Reagan-National

Mon 9/22

3:35 pm-9:40 am

1 stop13h 05m

$669

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sat 9/13

2:05 pm-9:51 pm

1 stop12h 46m

Washington, D.C. Reagan-National

Sat 9/27

6:00 am-9:35 am

1 stop22h 35m

$671

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Tue 10/21

8:25 am-3:56 pm

1 stop12h 31m

Washington, D.C. Reagan-National

Wed 10/29

6:59 am-8:45 pm

1 stop9h 46m

$674

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Mon 6/23

8:25 am-9:46 am

1 stop30h 21m

Washington, D.C. Reagan-National

Mon 8/4

3:45 pm-6:30 am

1 stop9h 45m

$712

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sat 8/23

11:20 am-6:52 pm

1 stop12h 32m

Washington, D.C. Reagan-National

Sun 11/30

5:00 pm-10:15 am

1 stop12h 15m

$721

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Mon 6/23

1:05 pm-8:46 pm

1 stop12h 41m

Washington, D.C. Reagan-National

Mon 6/30

4:56 pm-8:50 am

1 stop10h 54m

$732

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Tue 7/8

7:05 pm-7:55 pm

2 stops29h 50m

Washington, D.C. Reagan-National

Thu 7/17

7:06 pm-11:05 am

1 stop10h 59m

$786

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 19 results
1
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Best time to book a flight from Heathrow to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Heathrow with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Washington, D.C. Reagan-National Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Reagan-National. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Washington, D.C. Reagan-National Airport, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Washington, D.C. Reagan-National Airport (average of $278). Flying from London Heathrow Airport to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Delta, Finnair and Air France from London to Washington, D.C. by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from London Heathrow Airport to Washington, D.C. Reagan-National Airport round-trip?

    Flying on American Airlines is currently your cheapest option to Washington, D.C. Reagan-National Airport, with prices starting at $659. Additional round-trip tickets that might be worth considering are offered by Virgin Atlantic and Air Canada, with the lowest prices starting at $664 and $675, respectively. American Airlines is currently priced 24% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from London Heathrow Airport to Washington, D.C. Reagan-National Airport one-way?

    For one-way options, check prices for Finnair. According to our data, you can fly for as low as $596. Users have also found prices from $669 and $678 on Scandinavian Airlines and British Airways, respectively.

  • Can I find deals for flights from Heathrow to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Heathrow to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Reagan-National.

  • Can I find deals for business class flights from Heathrow to Reagan-National?

    Yes. Cheapflights offers flight deals from Heathrow to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Washington, D.C. Reagan-National Airport (average of $278). Flying from London Heathrow Airport to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Arlington
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Easton
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