How long is the flight from Washington, D.C. Reagan-National Airport to London?

JetBlue, Scandinavian Airlines, and Delta can get you from Washington, D.C. Reagan-National Airport to London in just under 10h 20m. Your travel time can differ by up to 12h 45m. The distance from Washington, D.C. Reagan-National Airport to London is about 3652 mi. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Washington, D.C. Reagan-National Airport to London?

The most popular route from Washington, D.C. Reagan-National Airport to London is Washington, D.C. Reagan-National - London Heathrow. You may also consider Washington, D.C. Reagan-National - London Gatwick or Washington, D.C. Reagan-National - London Luton.

What is the cheapest time of day to fly from DCA to LON?

When flying from Washington, D.C. Reagan-National Airport to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

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

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

£245+ Cheap Flights from Washington, D.C. Reagan-National Airport to London

Cheap flight deals from Reagan-National to London

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Reagan-National to London
Explore the most affordable flight options available from Reagan-National to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2026.

Wed 11/1116:05 -

2 stops17h 00m

Wed 18/1117:15 -

3 stops33h 44m

Deal found 15/10£514

Sat 5/1206:00 -

2 stops34h 00m

Sat 12/1216:35 -

3 stops34h 24m

Deal found 13/10£515

Sun 29/1106:00 -

3 stops34h 05m

Sat 12/1216:35 -

3 stops34h 24m

Deal found 12/10£518

Fri 13/1111:05 -

2 stops26h 05m

Mon 16/1116:35 -

3 stops34h 24m

Deal found 11/10£523

Wed 2/1211:05 -

3 stops26h 15m

Mon 7/1216:35 -

3 stops34h 24m

Deal found 14/10£526

Mon 9/1111:05 -

2 stops21h 15m

Tue 17/1119:35 -

3 stops31h 24m

Deal found 12/10£527

Tue 1/1211:05 -

2 stops22h 20m

Tue 15/1207:25 -

2 stops19h 34m

Deal found 12/10£529

Wed 2/1211:05 -

3 stops23h 25m

Mon 7/1218:30 -

3 stops32h 29m

Deal found 14/10£534

Sat 28/1111:05 -

3 stops23h 25m

Fri 11/1218:30 -

3 stops32h 29m

Deal found 14/10£542

Wed 2/1211:05 -

2 stops22h 00m

Wed 16/1208:15 -

2 stops18h 44m

Deal found 13/10£551

Wed 18/1111:05 -

3 stops27h 25m

Mon 30/1120:35 -

2 stops31h 03m

Deal found 13/10£554

Sun 29/1106:00 -

3 stops34h 05m

Sun 6/1208:30 -

2 stops18h 29m

Deal found 15/10£557

Best flights from Reagan-National to London
Discover carefully curated flight deals from Reagan-National to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 October 2026.

Mon 7/1215:35 -

1 stop10h 20m

Sun 13/1209:20 -

1 stop12h 30m

Deal found 15/10£643

Tue 1/1211:55 -

2 stops23h 05m

Mon 7/1219:30 -

2 stops31h 34m

Deal found 12/10£661

Sun 29/1117:28 -

2 stops17h 17m

Sun 6/1210:00 -

2 stops17h 04m

Deal found 15/10£732

Sun 22/1120:10 -

1 stop28h 45m

Sun 29/1113:00 -

1 stop26h 24m

Deal found 12/10£781

Tue 6/417:00 -

2 stops18h 30m

Tue 13/410:00 -

2 stops18h 04m

Deal found 11/10£834

Mon 16/1112:00 -

2 stops16h 50m

Wed 2/1216:35 -

2 stops32h 24m

Deal found 11/10£891

Thu 7/110:35 -

2 stops17h 45m

Tue 12/118:40 -

2 stops32h 15m

Deal found 14/10£663

Thu 3/1213:00 -

1 stop12h 55m

Wed 9/1209:20 -

1 stop13h 40m

Deal found 15/10£673

Sat 27/213:00 -

1 stop12h 55m

Tue 30/308:40 -

1 stop14h 58m

Deal found 13/10£677

Sun 21/206:00 -

1 stop9h 55m

Thu 25/309:20 -

1 stop15h 52m

Deal found 13/10£677

Wed 13/113:00 -

2 stops15h 50m

Tue 19/116:35 -

2 stops31h 45m

Deal found 14/10£891

Thu 3/1216:45 -

1 stop9h 10m

Mon 14/1212:20 -

1 stop15h 32m

Deal found 15/10£683

Fri 13/1117:02 -

2 stops18h 23m

Fri 20/1110:00 -

2 stops29h 02m

Deal found 13/10£936

Wed 13/111:40 -

2 stops17h 10m

Wed 20/116:35 -

2 stops31h 45m

Deal found 14/10£891

Tue 8/1216:45 -

1 stop9h 10m

Mon 14/1212:20 -

1 stop15h 32m

Deal found 15/10£683

Wed 10/206:00 -

2 stops28h 05m

Sun 14/209:05 -

2 stops27h 44m

Deal found 15/10£972

Thu 14/111:40 -

2 stops17h 10m

Wed 20/116:35 -

2 stops31h 45m

Deal found 14/10£906

Wed 31/315:55 -

1 stop9h 35m

Sun 4/408:40 -

1 stop17h 32m

Deal found 11/10£695

Thu 25/319:35 -

3 stops21h 00m

Sat 3/421:15 -

3 stops26h 23m

Deal found 15/10£991

Sat 27/315:55 -

1 stop9h 35m

Sun 4/408:40 -

1 stop12h 38m

Deal found 11/10£729

Sat 5/1219:40 -

3 stops20h 00m

Wed 9/1216:35 -

2 stops32h 24m

Deal found 15/10£1,001

Sat 20/319:35 -

3 stops21h 05m

Sat 27/310:10 -

3 stops36h 28m

Deal found 11/10£1,074

Sat 14/1113:10 -

2 stops15h 40m

Wed 18/1116:35 -

2 stops34h 22m

Deal found 15/10£1,029

Thu 24/1216:50 -

1 stop9h 06m

Tue 29/1209:20 -

1 stop14h 35m

Deal found 15/10£781

Find flight deals from Reagan-National to London

Round-trip from	£514
One-way from	£245
Popular in	June
Cheapest in	January
Average price	£563

11/11-18/11
5 total stops
50h 44m total
Washington, D.C. to London

Search Deals

Air Canada
13/3-31/12
1 total stop
27h 05m total
Washington, D.C. to London

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£103 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Thu 31/12

06:17-21:44

1 stop10h 27m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£281

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Wed 30/12

06:17-21:44

1 stop10h 27m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£281

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LGW London Gatwick

DCALGW

Washington, D.C. Reagan-National

Fri 26/3

07:00-17:50

2 stops30h 50m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£290

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Sun 15/11

09:05-07:10

2 stops17h 05m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£352

Fastest return journey

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Sun 27/12

16:50-06:56

1 stop9h 06m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£360

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Tue 29/12

06:00-07:10

1 stop20h 10m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£371

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Mon 4/1

11:15-07:10

2 stops14h 55m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£375

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Mon 30/11

09:40-06:30

2 stops15h 50m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£375

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LGW London Gatwick

DCALGW

Washington, D.C. Reagan-National

Wed 30/12

07:30-09:00

2 stops20h 30m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£376

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Sun 27/12

07:30-09:55

2 stops21h 25m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£410

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 45 resultsSorted by cheapest first

...

Best time to book a flight from Reagan-National to London

Have a flexible travel schedule? Discover the best time to fly to London from Reagan-National with our price prediction graph.

DCA-LON

DCA-LGW

DCA-LHR

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 Washington, D.C. Reagan-National Airport to London

DCA-LON

DCA-LGW

DCA-LHR

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to London (average of £486). Flying from Washington, D.C. Reagan-National Airport to London in June is currently the most expensive (average of £1,061). 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.

How much does it cost for a return flight from Washington, D.C. Reagan-National Airport to London?

Airfare is below average for this route at the moment.

Washington, D.C. Reagan-National Airport to London flights typically cost between £537 and £703 in November.
The cheapest return price found within the last 5 days was £514 on Multiple Airlines (11 Nov–18 Nov).

What’s the top stopover airport for flights from Washington, D.C. Reagan-National Airport to London?

Toronto (YYZ) – chosen by Cheapflights users on 67% of one-stop itineraries from Washington, D.C. Reagan-National Airport to London on Cheapflights.

What’s the cheapest stopover airport for flights from Washington, D.C. Reagan-National Airport to London?

New York (JFK) is the most affordable one-stop option, with an average return flight price of £562.

What’s the fastest stopover option from Washington, D.C. Reagan-National Airport to London?

Flights via New York (JFK) have the shortest average one-way travel time for one-stop routes: 9h 00m.

Which airport typically offers the quickest stopover for flights from Washington, D.C. Reagan-National Airport to London?

Flights via New York (JFK) offer the fastest connection on this route, with an average stopover time of 1h 15m.

Related info for your journey

How long is the flight from Washington, D.C. Reagan-National Airport to London?
JetBlue, Scandinavian Airlines, and Delta can get you from Washington, D.C. Reagan-National Airport to London in just under 10h 20m. Your travel time can differ by up to 12h 45m. The distance from Washington, D.C. Reagan-National Airport to London is about 3652 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the most popular routes from Washington, D.C. Reagan-National Airport to London?
The most popular route from Washington, D.C. Reagan-National Airport to London is Washington, D.C. Reagan-National - London Heathrow. You may also consider Washington, D.C. Reagan-National - London Gatwick or Washington, D.C. Reagan-National - London Luton.
Can I find deals for flights from Reagan-National to London that include hotel bookings?
Yes. In addition to deals on Reagan-National to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Reagan-National to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to London.
Can I find deals for business class flights from Reagan-National to London?
Yes. Cheapflights offers flight deals from Reagan-National to London 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 Washington, D.C. Reagan-National Airport to London?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to London (average of £486). Flying from Washington, D.C. Reagan-National Airport to London in June is currently the most expensive (average of £1,061). 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

Hounslow

Milton Keynes

Luton

Slough

Gatwick

Wembley

Hayes

Ilford

Croydon

Colchester

Eastbourne

Brentford

Southend-on-Sea

Barnet

Enfield

Southall

Watford

Kingston upon Thames

Dagenham

Dover

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

London flight routes

Other flight options

Popular flights

Alternative routes for Reagan-National to London

Dulles Intl to Heathrow flights

Baltimore to Heathrow flights

Reagan-National to Heathrow flights

Dulles Intl to Gatwick flights

Dulles Intl to London City flights

Reagan-National to Gatwick flights

Dulles Intl to Luton flights

Baltimore to Gatwick flights

Baltimore to Luton flights

Reagan-National to Luton flights

Baltimore to Stansted flights

Dulles Intl to Edinburgh flights

Baltimore to Edinburgh flights

Reagan-National to Edinburgh flights

Reagan-National to Stansted flights

Dulles Intl to Manchester flights

Baltimore to Manchester flights

Baltimore to London City flights

Reagan-National to Manchester flights

Dulles Intl to Birmingham flights

Dulles Intl to Southampton flights

Baltimore to Birmingham flights

Dulles Intl to Newcastle upon Tyne flights

Baltimore to Newcastle upon Tyne flights

Dulles Intl to Bristol flights

Baltimore to Bristol flights

Dulles Intl to Leeds flights

Dulles Intl to Liverpool flights

Reagan-National to Bristol flights

Baltimore to Southampton flights

Baltimore to Leeds flights

Dulles Intl to Bournemouth flights

Baltimore to East Midlands flights

Dulles Intl to East Midlands flights

Fly with Cheapflights

How does Cheapflights help users find flights from Reagan-National to London?

Cheapflights makes it easy to find Reagan-National to London 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 Reagan-National to London?

Millions of users choose and trust Cheapflights to book the best flight deals from Reagan-National to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Reagan-National to London with no change fees?

Need flexible booking options for your flight to London from Reagan-National? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Reagan-National to London become cheaper?

Of course! You can now track prices for flights from Reagan-National to London 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Washington, D.C. Reagan-National Airport to London from £245

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Reagan-National to London

Cheapest flights from Reagan-National to LondonExplore the most affordable flight options available from Reagan-National to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2026.

Explore the most affordable flight options available from Reagan-National to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2026.

Best flights from Reagan-National to LondonDiscover carefully curated flight deals from Reagan-National to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 October 2026.

Discover carefully curated flight deals from Reagan-National to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 October 2026.

Last-minute flights from Reagan-National to LondonDiscover last-minute flight deals from Reagan-National to London. Data last updated 16 October 2026 and is based on user searches.

Discover last-minute flight deals from Reagan-National to London. Data last updated 16 October 2026 and is based on user searches.

One-way flights from Reagan-National to LondonSearch for one-way flight options from Reagan-National to London. Find affordable one-way fares based on user searches. Data last updated 16 October 2026.

Search for one-way flight options from Reagan-National to London. Find affordable one-way fares based on user searches. Data last updated 16 October 2026.

Find flight deals from Reagan-National to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to London that are best for you.

Best time to book a flight from Reagan-National to London

Have a flexible travel schedule? Discover the best time to fly to London from Reagan-National with our price prediction graph.

Cheapflights Insights

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

How much does it cost for a return flight from Washington, D.C. Reagan-National Airport to London?

Airfare is below average for this route at the moment.

Washington, D.C. Reagan-National Airport to London flights typically cost between £537 and £703 in November.The cheapest return price found within the last 5 days was £514 on Multiple Airlines (11 Nov–18 Nov).

What’s the top stopover airport for flights from Washington, D.C. Reagan-National Airport to London?

Share of one-stop return flights from Washington, D.C. Reagan-National Airport to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Toronto (YYZ) – chosen by Cheapflights users on 67% of one-stop itineraries from Washington, D.C. Reagan-National Airport to London on Cheapflights.

What’s the cheapest stopover airport for flights from Washington, D.C. Reagan-National Airport to London?

Average return fare for one-stop flights from Washington, D.C. Reagan-National Airport to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

New York (JFK) is the most affordable one-stop option, with an average return flight price of £562.

What’s the fastest stopover option from Washington, D.C. Reagan-National Airport to London?

Shortest average travel time for one-stop one-way flights from Washington, D.C. Reagan-National Airport to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via New York (JFK) have the shortest average one-way travel time for one-stop routes: 9h 00m.

Which airport typically offers the quickest stopover for flights from Washington, D.C. Reagan-National Airport to London?

Average stopover duration for one-stop one-way flights from Washington, D.C. Reagan-National Airport to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via New York (JFK) offer the fastest connection on this route, with an average stopover time of 1h 15m.

Related info for your journey

How long is the flight from Washington, D.C. Reagan-National Airport to London?

What are the most popular routes from Washington, D.C. Reagan-National Airport to London?

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

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

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

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

Travelling to a place near London?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to London

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to London by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Reagan-National to London by cabin class

Find flights from Reagan-National to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 16 October 2026.

Reagan-National and London flights

Browse other Reagan-National and London flight options. Last updated on 16 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from Reagan-National to London?

Why should you use Cheapflights to find cheap flight tickets from Reagan-National to London?

Can Cheapflights find flights from Reagan-National to London with no change fees?

Can Cheapflights notify me if prices for flights from Reagan-National to London become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Reagan-National to London
Explore the most affordable flight options available from Reagan-National to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 October 2026.

Best flights from Reagan-National to London
Discover carefully curated flight deals from Reagan-National to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 October 2026.

Last-minute flights from Reagan-National to London
Discover last-minute flight deals from Reagan-National to London. Data last updated 16 October 2026 and is based on user searches.

One-way flights from Reagan-National to London
Search for one-way flight options from Reagan-National to London. Find affordable one-way fares based on user searches. Data last updated 16 October 2026.

Washington, D.C. Reagan-National Airport to London flights typically cost between £537 and £703 in November.
The cheapest return price found within the last 5 days was £514 on Multiple Airlines (11 Nov–18 Nov).