Cheap flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport from £380
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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DCA
18 Oct — 25 Oct1
Return
1 adult
Economy
Return
1 adult, Economy
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 Monday or Wednesday and return on a Monday
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 18 September 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 18 September 2025.
Mon 27/1020:25LHR - DCA
2 stops30h 34mVirgin Atlantic
Fri 7/1119:35DCA - LHR
2 stops31h 15mVirgin Atlantic
Deal found 15/9£392
Thu 2/1009:55LHR - DCA
2 stops17h 16mVirgin Atlantic
Sun 19/1020:40DCA - LHR
1 stop29h 05mVirgin Atlantic
Deal found 16/9£393
Thu 6/1109:00LHR - DCA
2 stops15h 45mAir Canada
Wed 12/1112:55DCA - LHR
2 stops13h 15mAir Canada
Deal found 15/9£395
Thu 2/1006:50LHR - DCA
2 stops14h 01mAir Canada
Sun 7/1211:05DCA - LHR
1 stop15h 05mAir Canada
Deal found 15/9£396
Thu 6/1109:00LHR - DCA
2 stops15h 45mAir Canada
Sat 22/1116:10DCA - LHR
1 stop10h 00mAir Canada
Deal found 16/9£396
Fri 31/1006:50LHR - DCA
2 stops13h 06mAir Canada
Fri 7/1111:05DCA - LHR
1 stop15h 05mAir Canada
Deal found 16/9£397
Thu 6/1109:00LHR - DCA
2 stops15h 45mAir Canada
Mon 10/1112:55DCA - LHR
2 stops13h 15mAir Canada
Deal found 17/9£398
Mon 3/1106:50LHR - DCA
2 stops13h 41mAir Canada
Mon 10/1116:10DCA - LHR
1 stop10h 00mAir Canada
Deal found 17/9£399
Thu 9/1006:50LHR - DCA
2 stops14h 01mAir Canada
Sun 12/1016:35DCA - LHR
2 stops14h 15mAir Canada
Deal found 16/9£401
Wed 24/914:05LHR - DCA
1 stop12h 46mMultiple Airlines
Sun 28/909:40DCA - LHR
1 stop15h 50mMultiple Airlines
Deal found 17/9£402
Best flights from Heathrow to Reagan-National
Discover carefully curated flight deals from Heathrow to Reagan-National that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2025.
Sat 10/113:10LHR - DCA
1 stop11h 49mBritish Airways
Sat 17/115:59DCA - LHR
1 stop9h 36mBritish Airways
Deal found 17/9£407
Mon 9/313:25LHR - DCA
1 stop12h 31mUnited Airlines
Tue 17/316:30DCA - LHR
1 stop9h 50mUnited Airlines
Deal found 16/9£418
Tue 3/313:25LHR - DCA
1 stop13h 31mAir Canada
Mon 9/316:10DCA - LHR
1 stop11h 00mAir Canada
Deal found 15/9£418
Mon 20/1012:55LHR - DCA
1 stop15h 09mVirgin Atlantic
Mon 10/1118:18DCA - LHR
1 stop12h 22mVirgin Atlantic
Deal found 17/9£435
Thu 6/1115:35LHR - DCA
1 stop12h 23mMultiple Airlines
Wed 12/1106:24DCA - LHR
1 stop10h 46mMultiple Airlines
Deal found 16/9£438
Thu 6/1113:25LHR - DCA
1 stop13h 31mUnited Airlines
Wed 12/1120:10DCA - LHR
1 stop9h 55mUnited Airlines
Deal found 16/9£418
Sun 8/313:10LHR - DCA
1 stop10h 50mBritish Airways
Tue 17/306:00DCA - LHR
1 stop10h 00mBritish Airways
Deal found 16/9£422
Wed 1/1009:30LHR - DCA
2 stops13h 34mAir Canada
Sun 5/1016:35DCA - LHR
1 stop12h 00mAir Canada
Deal found 17/9£424
Sat 27/909:30LHR - DCA
1 stop11h 21mUnited Airlines
Wed 1/1010:33DCA - LHR
2 stops14h 57mUnited Airlines
Deal found 17/9£419
Tue 3/212:55LHR - DCA
1 stop11h 19mBritish Airways
Mon 9/217:49DCA - LHR
1 stop9h 21mBritish Airways
Deal found 17/9£424
Mon 12/116:25LHR - DCA
1 stop11h 14mBritish Airways
Sat 17/117:49DCA - LHR
1 stop9h 21mBritish Airways
Deal found 17/9£424
Mon 12/115:35LHR - DCA
1 stop12h 04mBritish Airways
Fri 16/117:49DCA - LHR
1 stop10h 51mBritish Airways
Deal found 17/9£424
Last-minute flights from Heathrow to Reagan-National
Discover last-minute flight deals from Heathrow to Reagan-National. Data last updated 18 September 2025 and is based on user searches.
Tue 23/907:45LHR - DCA
2 stops13h 37mUnited Airlines
Mon 29/912:00DCA - LHR
1 stop13h 20mUnited Airlines
Deal found 15/9£400
Wed 24/914:05LHR - DCA
1 stop12h 46mMultiple Airlines
Sun 28/909:40DCA - LHR
1 stop15h 50mMultiple Airlines
Deal found 17/9£402
Wed 24/906:50LHR - DCA
2 stops14h 32mUnited Airlines
Sun 28/913:00DCA - LHR
1 stop12h 45mUnited Airlines
Deal found 17/9£402
Thu 25/906:50LHR - DCA
2 stops14h 01mMultiple Airlines
Wed 1/1016:35DCA - LHR
1 stop12h 00mMultiple Airlines
Deal found 15/9£398
Thu 2/1009:55LHR - DCA
2 stops17h 16mVirgin Atlantic
Sun 19/1020:40DCA - LHR
1 stop29h 05mVirgin Atlantic
Deal found 16/9£393
Thu 2/1006:50LHR - DCA
2 stops14h 01mAir Canada
Sun 7/1211:05DCA - LHR
1 stop15h 05mAir Canada
Deal found 15/9£396
Thu 2/1006:50LHR - DCA
2 stops14h 01mAir Canada
Wed 15/1012:55DCA - LHR
2 stops15h 40mAir Canada
Deal found 17/9£399
Wed 8/1006:50LHR - DCA
2 stops14h 01mAir Canada
Mon 13/1012:55DCA - LHR
1 stop12h 35mAir Canada
Deal found 17/9£399
Thu 9/1006:50LHR - DCA
2 stops14h 01mAir Canada
Sun 12/1016:35DCA - LHR
2 stops14h 15mAir Canada
Deal found 16/9£401
Mon 27/1020:25LHR - DCA
2 stops30h 34mVirgin Atlantic
Fri 7/1119:35DCA - LHR
2 stops31h 15mVirgin Atlantic
Deal found 15/9£392
Fri 31/1006:50LHR - DCA
2 stops13h 06mAir Canada
Fri 7/1111:05DCA - LHR
1 stop15h 05mAir Canada
Deal found 16/9£397
One-way flights from Heathrow to Reagan-National
Search for one-way flight options from Heathrow to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 18 September 2025.
Tue 25/1108:40LHR - DCA
2 stops16h 05mMultiple Airlines
Deal found 17/9£381
Tue 11/1110:00LHR - DCA
3 stops31h 01mMultiple Airlines
Deal found 16/9£388
Fri 10/1008:15LHR - DCA
1 stop19h 41mJetBlue
Deal found 16/9£388
Mon 15/1208:15LHR - DCA
3 stops43h 39mMultiple Airlines
Deal found 17/9£389
Sat 29/1109:50LHR - DCA
2 stops14h 55mMultiple Airlines
Deal found 15/9£391
Sat 25/1008:25LHR - DCA
1 stop14h 35mJetBlue
Deal found 16/9£399
Sat 22/1114:50LHR - DCA
2 stops23h 05mMultiple Airlines
Deal found 16/9£407
Tue 30/908:25LHR - DCA
1 stop17h 30mJetBlue
Deal found 16/9£407
Sat 4/1008:25LHR - DCA
1 stop14h 39mJetBlue
Deal found 17/9£409
Tue 7/1008:15LHR - DCA
1 stop19h 41mJetBlue
Deal found 16/9£410
Fri 26/912:00LHR - DCA
1 stop12h 36mUnited Airlines
Deal found 16/9£411
Wed 3/1215:35LHR - DCA
1 stop10h 55mBritish Airways
Deal found 16/9£413
Cheapflights Fare Finder
Customise 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 858,174 searches. Data last updated 18 September 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
Sat 10/1
13:10-19:59
1 stop11h 49m
Washington, D.C. Reagan-National
Sat 17/1
15:59-06:35
1 stop9h 36m
£407
LondonWashington, D.C.
LHR - DCA
LHRDCA
London Heathrow
Mon 9/3
13:25-21:56
1 stop12h 31m
Washington, D.C. Reagan-National
Tue 17/3
16:30-06:20
1 stop9h 50m
£418
LondonWashington, D.C.
LHR - DCA
LHRDCA
London Heathrow
Tue 3/3
13:25-21:56
1 stop13h 31m
Washington, D.C. Reagan-National
Mon 9/3
16:10-07:10
1 stop11h 00m
£418
LondonWashington, D.C.
LHR - DCA
LHRDCA
London Heathrow
Thu 6/11
13:25-21:56
1 stop13h 31m
Washington, D.C. Reagan-National
Wed 12/11
20:10-11:05
1 stop9h 55m
£418
LondonWashington, D.C.
LHR - DCA
LHRDCA
London Heathrow
Sat 27/9
09:30-15:51
1 stop11h 21m
Washington, D.C. Reagan-National
Wed 1/10
10:33-06:30
2 stops14h 57m
£419
LondonWashington, D.C.
LHR - DCA
LHRDCA
London Heathrow
Sun 8/3
13:10-20:00
1 stop10h 50m
Washington, D.C. Reagan-National
Tue 17/3
06:00-20:00
1 stop10h 00m
£422
LondonWashington, D.C.
LHR - DCA
LHRDCA
London Heathrow
Wed 1/10
09:30-18:04
2 stops13h 34m
Washington, D.C. Reagan-National
Sun 5/10
16:35-09:35
1 stop12h 00m
£424
LondonWashington, D.C.
LHR - DCA
LHRDCA
London Heathrow
Tue 3/2
12:55-19:14
1 stop11h 19m
Washington, D.C. Reagan-National
Mon 9/2
17:49-08:10
1 stop9h 21m
£424
LondonWashington, D.C.
LHR - DCA
LHRDCA
London Heathrow
Mon 12/1
16:25-22:39
1 stop11h 14m
Washington, D.C. Reagan-National
Sat 17/1
17:49-08:10
1 stop9h 21m
£424
LondonWashington, D.C.
LHR - DCA
LHRDCA
London Heathrow
Mon 12/1
15:35-22:39
1 stop12h 04m
Washington, D.C. Reagan-National
Fri 16/1
17:49-09:40
1 stop10h 51m
£424
Flights are sorted by cheapest return flights first.
Deals found on 18/9
Showing 1-10 of 22 results
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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 return 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
Prices
More
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 return flight from Heathrow to Reagan-National. Price data was last updated on 12 September 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 £625). Flying from London Heathrow Airport to Washington, D.C. Reagan-National Airport in July is currently the most expensive (average of £855). 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.
What is the cheapest time of day to fly from LHR to DCA?
Find hourly flight availability from Heathrow to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 September 2025.
When flying from London Heathrow Airport to Washington, D.C. Reagan-National Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 10% versus a flight in the afternoon.
What’s the top stopover airport for flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport?
Share of one-stop return flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.
New York (JFK) – chosen by Cheapflights users on 56% of one-stop itineraries from London Heathrow Airport to Washington, D.C. Reagan-National Airport on Cheapflights.
What’s the fastest stopover option from London Heathrow Airport to Washington, D.C. Reagan-National Airport?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Reykjavik (KEF) have the shortest average one-way travel time for one-stop routes: 11h 00m.
What’s the fastest stopover option from London Heathrow Airport to Washington, D.C. Reagan-National Airport?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Reykjavik (KEF) have the shortest average one-way travel time for one-stop routes: 11h 00m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Newark (EWR) offer the fastest connection on this route, with an average stopover time of 1h 21m.
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 18 September 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport, such as Finnair, Virgin Atlantic, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
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.
How long is the flight from London Heathrow Airport to Washington, D.C. Reagan-National Airport?
There are many flights that can get you from London Heathrow Airport to Washington, D.C. Reagan-National Airport in 11h 49m. Fly via British Airways, United Airlines, or Air Canada to get the fastest option. The distance between London Heathrow Airport and Washington, D.C. Reagan-National Airport is about 3652 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from London Heathrow Airport to Washington, D.C. Reagan-National Airport round-trip?
Flying on Icelandair is currently your cheapest option to Washington, D.C. Reagan-National Airport, with prices starting at £358. Additional return tickets that might be worth considering are offered by JetBlue and United Airlines, with the lowest prices starting at £369 and £413, respectively. Users have found that Icelandair is 40% cheaper than the other options available to this destination.
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 holiday 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 £625). Flying from London Heathrow Airport to Washington, D.C. Reagan-National Airport in July is currently the most expensive (average of £855). 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.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2025.
Explore flights to Reagan-National departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2025.
Top 8 airlines flying from Heathrow to Reagan-National
Discover the top 8 airlines that operate flights from Heathrow to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 September 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Reagan-National?
Cheapflights makes it easy to find Heathrow to Reagan-National flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Reagan-National?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Reagan-National from Heathrow.
Can Cheapflights find flights from Heathrow to Reagan-National with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Reagan-National flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Heathrow to Reagan-National become cheaper?
Of course! You can now track prices for flights from Heathrow to Reagan-National and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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