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Reagan-National

$506+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DCA
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Washington, D.C. Reagan-National are usually found in March or January, booked 41 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$642

One-way from

$506
(Mytrip)

Popular in

July

Cheapest in

March

Average price

$763
Provider with most accurate pricing for London Heathrow-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Washington, D.C. Reagan-National flights.
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From London Heathrow to Washington, D.C. Reagan-National
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One-way flight from London Heathrow to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 18% potential increase in price ($199 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 29, 2025.

This JetBlue deal was found by Cheapflights users on 4/28. 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.
Thu 11/68:25 amLHR - DCA
1 stop12h 35mJetBlue
Mon 11/103:10 pmDCA - LHR
1 stop9h 45mJetBlue
Deal found 4/28$631
This The Travel House deal was found by Cheapflights users on 4/28. 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.
Tue 9/168:25 amLHR - DCA
1 stop12h 48mIcelandair
Sun 9/215:15 pmDCA - LHR
2 stops32h 15mIcelandair
Deal found 4/28$645
This ChecknFly deal was found by Cheapflights users on 4/28. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/243:20 pmLHR - DCA
1 stop11h 19mLufthansa
Sat 5/318:40 pmDCA - LHR
1 stop28h 55mLufthansa
Deal found 4/28$668
This Mytrip deal was found by Cheapflights users on 4/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/28:30 amLHR - DCA
1 stop16h 13mAir Canada
Tue 6/1012:55 pmDCA - LHR
2 stops17h 55mAir Canada
Deal found 4/27$701
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/147:30 amLHR - DCA
2 stops30h 23mMultiple Airlines
Wed 6/186:00 amDCA - LHR
2 stops19h 35mMultiple Airlines
Deal found 4/28$706
This EaseMyTrip deal was found by Cheapflights users on 4/28. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/93:45 pmLHR - DCA
1 stop12h 00mVirgin Atlantic
Fri 5/166:05 amDCA - LHR
1 stop19h 20mVirgin Atlantic
Deal found 4/28$725
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/59:30 amLHR - DCA
1 stop11h 19mUnited Airlines
Sun 5/113:20 pmDCA - LHR
1 stop10h 25mUnited Airlines
Deal found 4/28$733
This Scandinavian Airlines deal was found by Cheapflights users on 4/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:05 amLHR - DCA
2 stops20h 14mScandinavian Airlines
Sat 11/1512:00 pmDCA - LHR
2 stops16h 20mScandinavian Airlines
Deal found 4/28$772
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/710:55 amLHR - DCA
1 stop12h 17mKLM
Sat 9/275:00 pmDCA - LHR
1 stop10h 50mKLM
Deal found 4/28$781
This oojo deal was found by Cheapflights users on 4/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/59:45 amLHR - DCA
1 stop11h 10mBritish Airways
Sun 5/1111:40 amDCA - LHR
1 stop15h 05mBritish Airways
Deal found 4/28$788
This Finnair deal was found by Cheapflights users on 4/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/84:20 pmLHR - DCA
1 stop11h 16mFinnair
Sat 5/105:49 pmDCA - LHR
1 stop22h 51mFinnair
Deal found 4/28$809

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 April 29, 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 9/5

8:15 am-6:44 pm

1 stop15h 29m

Washington, D.C. Reagan-National

Wed 10/1

6:30 am-8:45 pm

1 stop9h 15m

$640

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Tue 9/16

8:25 am-4:13 pm

1 stop12h 48m

Washington, D.C. Reagan-National

Sun 9/21

5:15 pm-6:30 am

2 stops32h 15m

$645

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sat 5/24

3:20 pm-9:39 pm

1 stop11h 19m

Washington, D.C. Reagan-National

Sat 5/31

8:40 pm-6:35 am

1 stop28h 55m

$668

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Mon 6/2

8:30 am-7:43 pm

1 stop16h 13m

Washington, D.C. Reagan-National

Tue 6/10

12:55 pm-11:50 am

2 stops17h 55m

$701

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sat 6/14

7:30 am-8:53 am

2 stops30h 23m

Washington, D.C. Reagan-National

Wed 6/18

6:00 am-6:35 am

2 stops19h 35m

$706

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Fri 5/9

3:45 pm-10:45 pm

1 stop12h 00m

Washington, D.C. Reagan-National

Fri 5/16

6:05 am-6:25 am

1 stop19h 20m

$725

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 10/15

7:05 am-10:19 pm

2 stops20h 14m

Washington, D.C. Reagan-National

Sat 11/15

12:00 pm-9:20 am

2 stops16h 20m

$772

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sun 9/7

10:55 am-6:12 pm

1 stop12h 17m

Washington, D.C. Reagan-National

Sat 9/27

5:00 pm-8:50 am

1 stop10h 50m

$781

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 5/8

4:20 pm-10:36 pm

1 stop11h 16m

Washington, D.C. Reagan-National

Sat 5/10

5:49 pm-9:40 pm

1 stop22h 51m

$809

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sat 6/7

9:30 am-3:49 pm

1 stop11h 19m

Washington, D.C. Reagan-National

Thu 6/19

12:55 pm-6:30 am

1 stop12h 35m

$893

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 22 results
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Compare providers for flights from Heathrow to Reagan-National

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Reagan-National in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Washington, D.C. Reagan-National Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on London Heathrow Airport-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 April 25, 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 41 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 $344). 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 April 29, 2025.
Get a feel of what it's like to fly with LOT, 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.
LOT
7.6
Good
1,069 reviews

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Oct 2024

WAW - LAX

It was a small jet plane and they spoke very fast, difficult to understand flight departure instructions in English.
LOT
7.6
Good
1,069 reviews
LOT
7.6
Good
1,069 reviews

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Oct 2024

WAW - LAX

It was a small jet plane and they spoke very fast, difficult to understand flight departure instructions in English.
Finnair
7.6
Good
1,273 reviews
LOT
7.6
Good
1,069 reviews

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Oct 2024

WAW - LAX

It was a small jet plane and they spoke very fast, difficult to understand flight departure instructions in English.
Air France
7.4
Good
1,444 reviews
LOT
7.6
Good
1,069 reviews

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Oct 2024

WAW - LAX

It was a small jet plane and they spoke very fast, difficult to understand flight departure instructions in English.
United Airlines
7.4
Good
8,696 reviews
LOT
7.6
Good
1,069 reviews

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Oct 2024

WAW - LAX

It was a small jet plane and they spoke very fast, difficult to understand flight departure instructions in English.
Virgin Atlantic
7.4
Good
642 reviews
LOT
7.6
Good
1,069 reviews

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Oct 2024

WAW - LAX

It was a small jet plane and they spoke very fast, difficult to understand flight departure instructions in English.

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 JetBlue is currently your cheapest option to Washington, D.C. Reagan-National Airport, with prices starting at $642. Additional round-trip tickets that might be worth considering are offered by Icelandair and Lufthansa, with the lowest prices starting at $647 and $668, respectively. JetBlue is currently priced 26% 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 JetBlue. According to our data, you can fly for as low as $682. Users have also found prices from $699 and $707 on WestJet and Scandinavian Airlines, 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 $344). 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?

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