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

JetBlue, British Airways, and Delta 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 7 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 September 2026, there are 7 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.

$293 Cheap Flights from Washington, D.C. Reagan-National Airport to United Kingdom in 2026

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.

9:40 am - 7:30 pmDCA Washington, D.C. Reagan-National-LHR London Heathrow

28h 50m2 stops Toronto Pearson Intl Reykjavik Keflavik Intl

8:35 pm - 10:38 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

31h 03m2 stops Reykjavik Keflavik Intl Toronto Pearson Intl

$706Multiple Airlines

Tue, Nov 24 - Mon, Nov 30

9:40 am - 10:55 amDCA Washington, D.C. Reagan-National-LGW London Gatwick

20h 15m2 stops Toronto Pearson Intl Reykjavik Keflavik Intl

11:55 am - 10:38 pmLGW London Gatwick-DCA Washington, D.C. Reagan-National

15h 43m2 stops Reykjavik Keflavik Intl Toronto Pearson Intl

$709Multiple Airlines

Thu, Nov 26 - Wed, Dec 2

11:25 am - 9:20 pmDCA Washington, D.C. Reagan-National-LHR London Heathrow

28h 55m1 stop Newark

11:05 am - 4:23 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

34h 18m2 stops Brussels Bruxelles-National Newark

$737United Airlines

Sat, Dec 5 - Mon, Dec 7

5:18 pm - 7:50 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

9h 32m1 stop Philadelphia

5:25 pm - 11:10 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

10h 45m1 stop New York John F Kennedy Intl

$738American Airlines

Sun, Sep 20 - Tue, Sep 29

5:12 pm - 8:35 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

10h 23m1 stop New York John F Kennedy Intl

10:35 am - 5:19 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

11h 44m1 stop Philadelphia

$746American Airlines

Mon, Nov 9 - Tue, Nov 24

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

30h 45m1 stop Toronto Pearson Intl

6:50 am - 9:53 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

20h 03m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

$749Air Canada

Tue, Mar 2 - Fri, Mar 5

2:54 pm - 6:15 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

10h 21m1 stop New York John F Kennedy Intl

12:30 pm - 6:58 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

11h 28m1 stop New York John F Kennedy Intl

$759British Airways

Wed, Jan 6 - Fri, Apr 23

5:12 pm - 11:00 amDCA Washington, D.C. Reagan-National-MAN Manchester

12h 48m2 stops New York John F Kennedy Intl London Heathrow

10:15 am - 9:29 pmMAN Manchester-DCA Washington, D.C. Reagan-National

16h 14m2 stops London Heathrow Philadelphia

$770British Airways

Wed, Nov 18 - Fri, Nov 27

6:55 pm - 8:30 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

32h 35m1 stop Toronto Pearson Intl

6:50 am - 9:59 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

20h 09m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

$779Air Canada

Tue, Jan 5 - Fri, Jan 8

4:30 pm - 10:10 amDCA Washington, D.C. Reagan-National-GLA Glasgow Intl

12h 40m1 stop Newark

2:00 pm - 9:59 pmGLA Glasgow Intl-DCA Washington, D.C. Reagan-National

12h 59m1 stop Newark

$856United Airlines

Wed, Oct 7 - Thu, Oct 15

Cheap last minute flights

Enter your travel dates to find the best prices.

6:30 am - 8:45 pmDCA Washington, D.C. Reagan-National-LHR London Heathrow

9h 15m1 stop New York John F Kennedy Intl

8:15 am - 10:59 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

19h 44m1 stop New York John F Kennedy Intl

$807JetBlue

Wed, Sep 9 - Sat, Sep 19

6:30 am - 8:45 pmDCA Washington, D.C. Reagan-National-LHR London Heathrow

9h 15m1 stop New York John F Kennedy Intl

8:15 am - 10:59 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

19h 44m1 stop New York John F Kennedy Intl

$807JetBlue

Wed, Sep 9 - Tue, Sep 15

11:10 am - 9:35 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

17h 25m2 stops New York John F Kennedy Intl Oslo Gardermoen

6:40 pm - 10:03 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

32h 23m2 stops Kastrup Copenhagen Boston Logan Intl

$875Scandinavian Airlines

Mon, Sep 14 - Mon, Sep 21

12:55 pm - 9:25 amDCA Washington, D.C. Reagan-National-LGW London Gatwick

15h 30m2 stops Ottawa Halifax Intl

11:35 am - 9:50 pmLGW London Gatwick-DCA Washington, D.C. Reagan-National

15h 15m1 stop Montreal Pierre Elliott Trudeau Intl

$908Multiple Airlines

Mon, Sep 14 - Sat, Sep 19

6:55 pm - 6:30 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

30h 35m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

2:10 pm - 8:55 amLHR London Heathrow-DCA Washington, D.C. Reagan-National

23h 45m2 stops Ottawa Toronto Pearson Intl

$994Air Canada

Sat, Sep 12 - Wed, Sep 23

6:55 pm - 6:30 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

30h 35m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

9:30 am - 10:20 amLHR London Heathrow-DCA Washington, D.C. Reagan-National

29h 50m3 stops Ottawa Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,013Air Canada

Sat, Sep 12 - Mon, Sep 21

11:10 am - 8:15 amDCA Washington, D.C. Reagan-National-MAN Manchester

16h 05m1 stop New York John F Kennedy Intl

1:00 pm - 10:40 pmMAN Manchester-DCA Washington, D.C. Reagan-National

14h 40m1 stop Atlanta Hartsfield-Jackson

$1,069Virgin Atlantic

Mon, Sep 14 - Fri, Sep 25

2:00 pm - 9:40 amDCA Washington, D.C. Reagan-National-MAN Manchester

14h 40m2 stops Atlanta Hartsfield-Jackson Orlando

1:00 pm - 9:43 pmMAN Manchester-DCA Washington, D.C. Reagan-National

13h 43m1 stop Atlanta Hartsfield-Jackson

$1,073Virgin Atlantic

Mon, Sep 14 - Fri, Sep 25

5:18 pm - 7:50 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

9h 32m1 stop Philadelphia

9:15 am - 4:07 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

11h 52m1 stop Charlotte Douglas

$1,082British Airways

Wed, Sep 9 - Wed, Sep 16

5:18 pm - 7:50 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

9h 32m1 stop Philadelphia

9:15 am - 4:07 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

11h 52m1 stop Charlotte Douglas

$1,083British Airways

Wed, Sep 9 - Wed, Sep 16

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

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

United Airlines

Dec 5

DCA11:25 amWashington, D.C. Reagan-National

28h 55m

1 stop

LHR9:20 pmLondon Heathrow

Dec 7

LHR11:05 amLondon Heathrow

34h 18m

2 stops

DCA4:23 pmWashington, D.C. Reagan-National

$737

United Airlines

Oct 4

DCA5:55 pmWashington, D.C. Reagan-National

11h 15m

1 stop

GLA10:10 amGlasgow Intl

Oct 13

GLA2:00 pmGlasgow Intl

12h 59m

1 stop

DCA9:59 pmWashington, D.C. Reagan-National

$856

United Airlines

Oct 7

DCA4:30 pmWashington, D.C. Reagan-National

12h 40m

1 stop

GLA10:10 amGlasgow Intl

Oct 13

GLA2:00 pmGlasgow Intl

12h 59m

1 stop

DCA9:59 pmWashington, D.C. Reagan-National

$886

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

Mar 2

DCA8:45 pmWashington, D.C. Reagan-National

30h 45m

1 stop

LHR8:30 amLondon Heathrow

Mar 5

LHR6:50 amLondon Heathrow

20h 03m

2 stops

DCA9:53 pmWashington, D.C. Reagan-National

$749

Air Canada

Jan 5

DCA6:55 pmWashington, D.C. Reagan-National

32h 35m

1 stop

LHR8:30 amLondon Heathrow

Jan 8

LHR6:50 amLondon Heathrow

20h 09m

2 stops

DCA9:59 pmWashington, D.C. Reagan-National

$779

Air Canada

Sep 30

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

21h 35m

3 stops

LHR8:35 amLondon Heathrow

Oct 6

LHR6:50 amLondon Heathrow

18h 09m

2 stops

DCA7:59 pmWashington, D.C. Reagan-National

$841

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

Tue 11/24

9:40 am-7:30 pm

2 stops28h 50m

London Heathrow

Mon 11/30

8:35 pm-10:38 pm

2 stops31h 03m

$706

Washington, D.C.London

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

DCALGW

Washington, D.C. Reagan-National

Thu 11/26

9:40 am-10:55 am

2 stops20h 15m

London Gatwick

Wed 12/2

11:55 am-10:38 pm

2 stops15h 43m

$709

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Sat 12/5

11:25 am-9:20 pm

1 stop28h 55m

London Heathrow

Mon 12/7

11:05 am-4:23 pm

2 stops34h 18m

$737

Quickest round-trip

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Sun 9/20

5:18 pm-7:50 am

1 stop9h 32m

London Heathrow

Tue 9/29

5:25 pm-11:10 pm

1 stop10h 45m

$738

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Mon 11/9

5:12 pm-8:35 am

1 stop10h 23m

London Heathrow

Tue 11/24

10:35 am-5:19 pm

1 stop11h 44m

$746

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Tue 3/2

8:45 pm-8:30 am

1 stop30h 45m

London Heathrow

Fri 3/5

6:50 am-9:53 pm

2 stops20h 03m

$749

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Wed 1/6

2:54 pm-6:15 am

1 stop10h 21m

London Heathrow

Fri 4/23

12:30 pm-6:58 pm

1 stop11h 28m

$759

Washington, D.C.Manchester

DCA Washington, D.C. Reagan-National - MAN Manchester

DCAMAN

Washington, D.C. Reagan-National

Wed 11/18

5:12 pm-11:00 am

2 stops12h 48m

Manchester

Fri 11/27

10:15 am-9:29 pm

2 stops16h 14m

$770

Washington, D.C.London

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

DCALHR

Washington, D.C. Reagan-National

Tue 1/5

6:55 pm-8:30 am

1 stop32h 35m

London Heathrow

Fri 1/8

6:50 am-9:59 pm

2 stops20h 09m

$779

Washington, D.C.Glasgow

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

DCAGLA

Washington, D.C. Reagan-National

Wed 10/7

4:30 pm-10:10 am

1 stop12h 40m

Glasgow Intl

Thu 10/15

2:00 pm-9:59 pm

1 stop12h 59m

$856

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 $649. 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 11% 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	$293
Fastest flight time	9h 15m
Direct flights	None

The best one-way flight to United Kingdom from Washington, D.C. Reagan-National Airport in the past 72 hours is $293. 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 $706.

The fastest flight from Washington, D.C. Reagan-National Airport to United Kingdom takes 9h 15m

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.

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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 September 2026, there are 7 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
Air Canada	PriceFrom $577	Free Cancellation	Rating 7.1 11,603 reviews	Search Air Canada flights
Virgin Atlantic	PriceFrom $626	Free Cancellation	Rating 7.4 694 reviews	Search Virgin Atlantic flights
United Airlines	PriceFrom $644	Free Cancellation	Rating 7.4 10,190 reviews	Search United Airlines flights
JetBlue	PriceFrom $653	Free Cancellation	Rating 7.1 3,040 reviews	Search JetBlue flights
American Airlines	PriceFrom $655	Free Cancellation	Rating 7.1 12,045 reviews	Search American Airlines flights
British Airways	PriceFrom $683	Free Cancellation	Rating 6.7 8,211 reviews	Search British Airways flights
Delta	PriceFrom $724	Free Cancellation	Rating 7.8 8,552 reviews	Search Delta 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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Popular cities in the United Kingdom

Flights to Londonfrom $403

Flights to Manchesterfrom $448

Flights to Edinburghfrom $447

Flights to Glasgowfrom $426

Flights to Birminghamfrom $571

Flights to Newcastle upon Tynefrom $456

Flights to Belfastfrom $688

Flights to Bristolfrom $660

Flights to Invernessfrom $702

Flights to Aberdeenfrom $724

Flights to Leedsfrom $672

Flights to Liverpoolfrom $657

Cheap flights from Washington, D.C. Reagan-National Airport to the United Kingdom from $293

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

Our best United Airlines 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

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According to popular flight searches on momondo this year