What is the cheapest airline that flies from Washington, D.C. Reagan-National to United Kingdom?

JetBlue, Delta, and United Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to United Kingdom

What airlines fly to United Kingdom?

JetBlue, British Airways and American Airlines are the top three most popular airlines that fly to United Kingdom from Washington, D.C. Reagan-National Airport according to our data. JetBlue is the first choice among our users, with 56% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 6 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to United Kingdom?

As of October 2026, there are 6 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to United Kingdom.

How old do you have to be to fly from Washington, D.C. Reagan-National Airport to United Kingdom?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The required travel and health documents for your United Kingdom trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United Kingdom. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$320 Cheap Flights from Washington, D.C. Reagan-National Airport to United Kingdom in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Reagan-National Airport to the United Kingdom

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:45 pm - 9:00 pmDCA Washington, D.C. Reagan-National-LHR London Heathrow

43h 15m2 stops Toronto Pearson Intl Ottawa

6:00 pm - 3:24 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

26h 24m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

$731Multiple Airlines

Fri, Feb 12 - Mon, Feb 15

8:45 pm - 8:30 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

30h 45m1 stop Toronto Pearson Intl

6:50 am - 3:24 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

13h 34m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

$754Air Canada

Mon, Feb 1 - Thu, Feb 4

7:00 am - 9:20 pmDCA Washington, D.C. Reagan-National-LHR London Heathrow

9h 20m1 stop Newark

11:05 am - 2:23 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

56h 18m2 stops Brussels Bruxelles-National Newark

$757United Airlines

Wed, Feb 10 - Thu, Feb 11

10:39 am - 6:55 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

15h 16m1 stop Boston Logan Intl

9:20 am - 7:01 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

14h 41m1 stop Boston Logan Intl

$792JetBlue

Mon, Nov 9 - Fri, Nov 13

6:00 am - 8:55 pmDCA Washington, D.C. Reagan-National-LHR London Heathrow

9h 55m1 stop New York John F Kennedy Intl

9:20 am - 7:59 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

15h 39m1 stop Boston Logan Intl

$792JetBlue

Fri, Nov 27 - Fri, Dec 4

5:02 pm - 10:35 amDCA Washington, D.C. Reagan-National-GLA Glasgow Intl

13h 33m2 stops New York John F Kennedy Intl London Heathrow

8:45 am - 8:59 pmGLA Glasgow Intl-DCA Washington, D.C. Reagan-National

16h 14m2 stops London Heathrow Philadelphia

$885British Airways

Sun, Mar 14 - Tue, Mar 23

5:16 pm - 12:50 pmDCA Washington, D.C. Reagan-National-GLA Glasgow Intl

14h 34m2 stops New York John F Kennedy Intl London Heathrow

12:40 pm - 11:59 pmGLA Glasgow Intl-DCA Washington, D.C. Reagan-National

16h 19m2 stops London Heathrow Chicago O'Hare Intl

$885British Airways

Wed, Feb 24 - Wed, Mar 3

2:00 pm - 6:25 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

11h 25m1 stop Atlanta Hartsfield-Jackson

11:30 am - 11:19 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

16h 49m2 stops Paris Charles de Gaulle Detroit Metropolitan Wayne County

$896Virgin Atlantic

Wed, Dec 9 - Thu, Dec 24

11:00 am - 7:10 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

16h 10m2 stops Newark Montreal Pierre Elliott Trudeau Intl

9:30 am - 3:14 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

10h 44m1 stop Montreal Pierre Elliott Trudeau Intl

$915United Airlines

Wed, Mar 24 - Tue, Mar 30

6:50 pm - 9:55 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

10h 05m1 stop Boston Logan Intl

5:20 pm - 4:00 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

27h 40m2 stops Boston Logan Intl New York John F Kennedy Intl

$944Virgin Atlantic

Tue, Dec 15 - Wed, Dec 23

Cheap last minute flights

Enter your travel dates to find the best prices.

4:00 pm - 7:10 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

10h 10m1 stop Montreal Pierre Elliott Trudeau Intl

3:00 pm - 10:38 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

12h 38m1 stop Toronto Pearson Intl

$733Air Canada

Sun, Nov 1 - Sat, Nov 7

2:06 pm - 6:55 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

11h 49m1 stop Boston Logan Intl

8:05 am - 10:15 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

19h 10m1 stop New York John F Kennedy Intl

$864JetBlue

Tue, Nov 3 - Mon, Nov 16

10:39 am - 6:55 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

15h 16m1 stop Boston Logan Intl

9:20 am - 6:00 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

13h 40m1 stop Boston Logan Intl

$864JetBlue

Tue, Nov 3 - Thu, Dec 3

1:20 pm - 9:20 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

15h 00m2 stops Boston Logan Intl Kastrup Copenhagen

6:40 am - 10:04 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

20h 24m2 stops Kastrup Copenhagen Boston Logan Intl

$877Scandinavian Airlines

Tue, Nov 3 - Thu, Dec 3

11:13 am - 3:45 pmDCA Washington, D.C. Reagan-National-LGW London Gatwick

23h 32m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

10:00 am - 10:03 pmLGW London Gatwick-DCA Washington, D.C. Reagan-National

17h 03m2 stops Paris Charles de Gaulle Boston Logan Intl

$959Delta

Sun, Nov 1 - Tue, Nov 10

1:20 pm - 3:45 pmDCA Washington, D.C. Reagan-National-LGW London Gatwick

21h 25m2 stops Boston Logan Intl Paris Charles de Gaulle

10:00 am - 11:41 pmLGW London Gatwick-DCA Washington, D.C. Reagan-National

18h 41m2 stops Paris Charles de Gaulle Boston Logan Intl

$959Delta

Mon, Nov 2 - Tue, Nov 10

4:00 pm - 7:10 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

10h 10m1 stop Montreal Pierre Elliott Trudeau Intl

9:30 am - 9:59 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

41h 29m2 stops Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

$966United Airlines

Tue, Nov 3 - Mon, Nov 9

1:06 pm - 5:55 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

11h 49m1 stop Chicago O'Hare Intl

1:00 pm - 9:59 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

13h 59m1 stop Montreal Pierre Elliott Trudeau Intl

$971United Airlines

Mon, Nov 2 - Tue, Nov 10

12:22 pm - 7:05 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

14h 43m1 stop Minneapolis St Paul

11:20 am - 6:37 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

12h 17m1 stop Detroit Metropolitan Wayne County

$1,010Virgin Atlantic

Thu, Oct 29 - Tue, Nov 3

6:08 am - 8:10 pmDCA Washington, D.C. Reagan-National-LHR London Heathrow

10h 02m1 stop New York John F Kennedy Intl

9:40 am - 8:44 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

16h 04m2 stops Boston Logan Intl Atlanta Hartsfield-Jackson

$1,033Virgin Atlantic

Thu, Oct 29 - Wed, Nov 4

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JetBlue flights from Washington, D.C. Reagan-National Airport to United Kingdom

Our best JetBlue deals on Washington, D.C. Reagan-National Airport to United Kingdom flight tickets

JetBlue

Nov 7

DCA6:15 amWashington, D.C. Reagan-National

10h 25m

1 stop

LHR9:40 pmLondon Heathrow

Nov 14

LHR8:05 amLondon Heathrow

19h 10m

1 stop

DCA10:15 pmWashington, D.C. Reagan-National

$792

JetBlue

Jan 5

DCA9:00 amWashington, D.C. Reagan-National

16h 53m

1 stop

LHR6:53 amLondon Heathrow

Jan 12

LHR9:20 amLondon Heathrow

12h 43m

1 stop

DCA5:03 pmWashington, D.C. Reagan-National

$797

JetBlue

Jan 7

DCA6:00 amWashington, D.C. Reagan-National

10h 40m

1 stop

LHR9:40 pmLondon Heathrow

Jan 14

LHR9:20 amLondon Heathrow

14h 37m

1 stop

DCA6:57 pmWashington, D.C. Reagan-National

$798

Air Canada flights from Washington, D.C. Reagan-National Airport to United Kingdom

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to United Kingdom flight tickets

Air Canada

Nov 1

DCA4:00 pmWashington, D.C. Reagan-National

10h 10m

1 stop

LHR7:10 amLondon Heathrow

Nov 7

LHR3:00 pmLondon Heathrow

12h 38m

1 stop

DCA10:38 pmWashington, D.C. Reagan-National

$733

Air Canada

Nov 7

DCA12:55 pmWashington, D.C. Reagan-National

27h 05m

3 stops

LHR9:00 pmLondon Heathrow

Nov 14

LHR6:00 amLondon Heathrow

21h 38m

3 stops

DCA10:38 pmWashington, D.C. Reagan-National

$886

Air Canada

Nov 9

DCA12:55 pmWashington, D.C. Reagan-National

27h 05m

3 stops

LHR9:00 pmLondon Heathrow

Nov 16

LHR6:00 amLondon Heathrow

21h 38m

2 stops

DCA10:38 pmWashington, D.C. Reagan-National

$897

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Fri 2/12

8:45 pm-9:00 pm

2 stops43h 15m

London Heathrow

Mon 2/15

6:00 pm-3:24 pm

2 stops26h 24m

$731

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Mon 2/1

8:45 pm-8:30 am

1 stop30h 45m

London Heathrow

Thu 2/4

6:50 am-3:24 pm

2 stops13h 34m

$754

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Wed 2/10

7:00 am-9:20 pm

1 stop9h 20m

London Heathrow

Thu 2/11

11:05 am-2:23 pm

2 stops56h 18m

$757

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Mon 11/9

10:39 am-6:55 am

1 stop15h 16m

London Heathrow

Fri 11/13

9:20 am-7:01 pm

1 stop14h 41m

$792

Quickest round-trip

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Fri 11/27

6:00 am-8:55 pm

1 stop9h 55m

London Heathrow

Fri 12/4

9:20 am-7:59 pm

1 stop15h 39m

$792

Washington, D.C.Glasgow

DCA Washington, D.C. Reagan-National - GLA Glasgow Intl

DCAGLA

Washington, D.C. Reagan-National

Sun 3/14

5:02 pm-10:35 am

2 stops13h 33m

Glasgow Intl

Tue 3/23

8:45 am-8:59 pm

2 stops16h 14m

$885

Washington, D.C.Glasgow

DCA Washington, D.C. Reagan-National - GLA Glasgow Intl

DCAGLA

Washington, D.C. Reagan-National

Wed 2/24

5:16 pm-12:50 pm

2 stops14h 34m

Glasgow Intl

Wed 3/3

12:40 pm-11:59 pm

2 stops16h 19m

$885

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Wed 12/9

2:00 pm-6:25 am

1 stop11h 25m

London Heathrow

Thu 12/24

11:30 am-11:19 pm

2 stops16h 49m

$896

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Wed 3/24

11:00 am-7:10 am

2 stops16h 10m

London Heathrow

Tue 3/30

9:30 am-3:14 pm

1 stop10h 44m

$915

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Tue 12/15

6:50 pm-9:55 am

1 stop10h 05m

London Heathrow

Wed 12/23

5:20 pm-4:00 pm

2 stops27h 40m

$944

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to United Kingdom?

In general, November is the cheapest month to fly from Washington, D.C. Reagan-National Airport to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $722. If you aren’t able to travel to United Kingdom during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $736.

Can stopping save me money on Washington, D.C. Reagan-National Airport to United Kingdom flights?

You could potentially save up to 2% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to United Kingdom flight.

Cheap Washington, D.C. Reagan-National Airport to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to United Kingdom

Best Price Found	$320
Fastest flight time	9h 05m
Direct flights	None

The best one-way flight to United Kingdom from Washington, D.C. Reagan-National Airport in the past 72 hours is $320. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to United Kingdom found on momondo in the last 72 hours is $731.

The fastest flight from Washington, D.C. Reagan-National Airport to United Kingdom takes 9h 05m

There are no direct flights from Washington, D.C. Reagan-National Airport to United Kingdom. There are no popular flight routes from Washington, D.C. Reagan-National Airport to United Kingdom.

Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to the United Kingdom

When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to United Kingdom?
Prices for flights from Washington, D.C. Reagan-National Airport to United Kingdom are updated daily.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to United Kingdom?
As of October 2026, there are 6 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to United Kingdom.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to United Kingdom?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The required travel and health documents for your United Kingdom trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United Kingdom. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Washington, D.C. Reagan-National Airport to United Kingdom

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to United Kingdom with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $626	Free Cancellation	Rating 7.5 697 reviews	Search Virgin Atlantic flights
United Airlines	PriceFrom $644	Free Cancellation	Rating 7.3 10,444 reviews	Search United Airlines flights
American Airlines	PriceFrom $678	Free Cancellation	Rating 7.0 12,197 reviews	Search American Airlines flights
JetBlue	PriceFrom $690	Free Cancellation	Rating 7.1 3,072 reviews	Search JetBlue flights
Delta	PriceFrom $724	Free Cancellation	Rating 7.8 8,682 reviews	Search Delta flights
British Airways	PriceFrom $740	Free Cancellation	Rating 6.7 8,275 reviews	Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to United Kingdom?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to United Kingdom. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to United Kingdom with flexible booking policies on momondo?

Flights from Washington, D.C. to United Kingdom with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to United Kingdom?

momondo provides multiple filters to help you find the best flight to United Kingdom from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to United Kingdom right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to United Kingdom now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United Kingdom and let you know when they change.

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Complete your trip

Feeling lucky

Popular cities in the United Kingdom

Flights to Londonfrom $130

Flights to Manchesterfrom $534

Flights to Edinburghfrom $501

Flights to Glasgowfrom $534

Flights to Birminghamfrom $525

Flights to Newcastle upon Tynefrom $627

Flights to Belfastfrom $752

Flights to Bristolfrom $555

Flights to Invernessfrom $710

Flights to Leedsfrom $555

Flights to Aberdeenfrom $727

Flights to Liverpoolfrom $557

Cheap flights from Washington, D.C. Reagan-National Airport to the United Kingdom from $320

Find the cheapest flights from Washington, D.C. Reagan-National Airport to the United Kingdom

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

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JetBlue flights from Washington, D.C. Reagan-National Airport to United Kingdom

Our best JetBlue deals on Washington, D.C. Reagan-National Airport to United Kingdom flight tickets

Air Canada flights from Washington, D.C. Reagan-National Airport to United Kingdom

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to United Kingdom flight tickets

momondo Fare Finder

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

See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to United Kingdom

What is the cheapest month to fly to United Kingdom?

Can stopping save me money on Washington, D.C. Reagan-National Airport to United Kingdom flights?

What is the cheapest airline that flies from Washington, D.C. Reagan-National to United Kingdom?

What airlines fly to United Kingdom?

Cheap Washington, D.C. Reagan-National Airport to United Kingdom flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to the United Kingdom

Best airlines flying from Washington, D.C. Reagan-National Airport to United Kingdom

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to United Kingdom with momondo

Why use momondo?

An easier way to manage your United Kingdom trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Washington, D.C. Reagan-National Airport flight routes

According to popular flight searches on momondo this year

United Kingdom flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to the United Kingdom

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to the United Kingdom

List of cabin classes available on flights landing in the United Kingdom. Availability may vary depending on flight origin and airline.

Complete your trip to the United Kingdom

Explore popular destinations other users love

According to popular flight searches on momondo this year