How many flights depart from London Heathrow Airport to Washington, D.C. on average per day?

30 flights are operational daily from London Heathrow Airport to Washington, D.C. as of August 2026. The most popular departure time for this route is 12:00PM, with 100% of flights per day taking off in the afternoon.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which layover airport has the shortest travel time from London Heathrow Airport to Washington, D.C.?

Flights connecting via Dublin (DUB) have the shortest average one-way travel time: 10h 50m.

What is the most punctual flight time for London to Washington, D.C. flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on London to Washington, D.C. flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

Which layover airport has the shortest connection time from London Heathrow Airport to Washington, D.C.?

Reykjavik (KEF) has the shortest average layover time for this route: 1h 10m.

What airlines fly to Washington, D.C.?

British Airways, Lufthansa and United Airlines are the top three most popular airlines that fly to Washington, D.C. from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 10 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between London Heathrow Airport and Washington, D.C.?

Dublin (DUB) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from London Heathrow to Washington, D.C.?

SWISS, British Airways, and Delta are the most popular carriers operating from London Heathrow to Washington, D.C.

Which layover airport offers the lowest fares from London Heathrow Airport to Washington, D.C.?

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $578.

How many flights depart from London Heathrow Airport to Washington, D.C. on average per week?

214 flights are operational weekly from London Heathrow Airport to Washington, D.C. as of August 2026. The most popular departure day for this route is Fri, with 16% of flights per week taking off on this day.

How often are flights from London to Washington, D.C. delayed?

Historically, on average around 17% of flights between London and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 141 minutes.

How many operators does momondo search for flights from London Heathrow Airport to Washington, D.C.?

As of August 2026, there are 10 operators available to choose from for flights from London Heathrow Airport to Washington, D.C..

How old do you have to be to fly from London Heathrow Airport to Washington, D.C.?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$419 Cheap Flights from London Heathrow Airport to Washington, D.C. in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London Heathrow Airport to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 7:01 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

18h 01m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

9:45 am - 6:30 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

15h 45m2 stops Montreal Pierre Elliott Trudeau Intl Ottawa

$581Air Canada

Fri, Sep 4 - Thu, Sep 10

10:10 am - 11:21 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

18h 11m2 stops New York John F Kennedy Intl Detroit Metropolitan Wayne County

7:30 am - 7:05 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

18h 35m1 stop Minneapolis St Paul

$581Virgin Atlantic

Wed, Dec 16 - Tue, Dec 29

4:25 pm - 7:55 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 30mnonstop

9:45 pm - 10:00 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 15mnonstop

$581British Airways

Sun, Dec 27 - Thu, Dec 31

9:50 am - 3:45 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

10h 55m1 stop Dublin

5:15 pm - 8:05 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

9h 50m1 stop Dublin

$581British Airways

Thu, Sep 3 - Wed, Sep 9

8:25 pm - 1:35 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

22h 10m2 stops Munich Franz Josef Strauss Frankfurt am Main

3:25 pm - 7:40 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

11h 15m1 stop Frankfurt am Main

$581Lufthansa

Sat, Oct 3 - Thu, Oct 8

4:20 pm - 9:15 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 55mnonstop

11:15 pm - 10:50 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 35mnonstop

$581Lufthansa

Sun, Oct 25 - Wed, Oct 28

8:40 am - 9:50 pmLHR London Heathrow-DCA Washington, D.C. Reagan-National

18h 10m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

12:40 pm - 10:00 amDCA Washington, D.C. Reagan-National-LHR London Heathrow

16h 20m2 stops Ottawa Montreal Pierre Elliott Trudeau Intl

$581Air Canada

Fri, Sep 25 - Sun, Oct 4

9:00 am - 7:25 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

15h 25m1 stop Munich Franz Josef Strauss

5:45 pm - 10:25 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

11h 40m1 stop Newark

$582United Airlines

Sun, Aug 30 - Sun, Sep 13

6:55 am - 7:25 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

17h 30m1 stop Munich Franz Josef Strauss

10:41 pm - 9:20 pmIAD Washington, D.C. Dulles Intl-LHR London Heathrow

17h 39m1 stop Newark

$582United Airlines

Thu, Aug 27 - Sat, Sep 12

1:20 pm - 5:00 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 40mnonstop

6:55 pm - 7:20 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

$582Virgin Atlantic

Mon, Dec 21 - Sun, Jan 3

Cheap last minute flights

Enter your travel dates to find the best prices.

11:05 am - 9:29 pmLHR London Heathrow-BWI Baltimore/Washington

15h 24m1 stop Chicago O'Hare Intl

5:40 pm - 11:55 amBWI Baltimore/Washington-LHR London Heathrow

13h 15m1 stop Chicago O'Hare Intl

$663United Airlines

Tue, Aug 11 - Wed, Aug 19

11:05 am - 6:42 pmLHR London Heathrow-BWI Baltimore/Washington

12h 37m1 stop Chicago O'Hare Intl

5:40 pm - 11:55 amBWI Baltimore/Washington-LHR London Heathrow

13h 15m1 stop Chicago O'Hare Intl

$663United Airlines

Wed, Aug 12 - Wed, Aug 19

7:30 am - 3:15 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

12h 45m1 stop Frankfurt am Main

10:15 pm - 10:40 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

$701Lufthansa

Fri, Aug 14 - Mon, Aug 31

8:30 am - 3:15 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

11h 45m1 stop Frankfurt am Main

6:30 pm - 6:55 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

$701Lufthansa

Fri, Aug 14 - Tue, Sep 1

8:00 am - 4:02 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

13h 02m1 stop Chicago O'Hare Intl

5:26 pm - 12:25 pmIAD Washington, D.C. Dulles Intl-LHR London Heathrow

13h 59m1 stop Denver Intl

$705Multiple Airlines

Sat, Aug 15 - Sat, Aug 22

8:00 am - 4:02 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

13h 02m1 stop Chicago O'Hare Intl

10:15 pm - 10:40 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

$705Multiple Airlines

Sat, Aug 15 - Sat, Aug 22

9:25 pm - 7:20 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

26h 55m1 stop Reykjavik Keflavik Intl

8:30 pm - 11:55 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

10h 25m1 stop Reykjavik Keflavik Intl

$739Icelandair

Wed, Aug 12 - Tue, Sep 8

8:00 am - 4:02 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

13h 02m1 stop Chicago O'Hare Intl

5:15 pm - 6:45 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

32h 30m1 stop Chicago O'Hare Intl

$758Austrian Airlines

Sat, Aug 15 - Sat, Aug 22

1:05 pm - 7:20 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

11h 15m1 stop Reykjavik Keflavik Intl

7:40 pm - 10:50 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

10h 10m1 stop Reykjavik Keflavik Intl

$769Icelandair

Thu, Aug 13 - Wed, Dec 16

8:00 am - 4:02 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

13h 02m1 stop Chicago O'Hare Intl

5:15 pm - 11:55 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

13h 40m1 stop Chicago O'Hare Intl

$792Austrian Airlines

Fri, Aug 14 - Sun, Aug 16

Cheap direct flights

Enter your travel dates to find the best prices.

4:25 pm - 7:55 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 30mnonstop

9:45 pm - 10:00 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 15mnonstop

$581British Airways

Sun, Dec 27 - Thu, Dec 31

4:20 pm - 9:15 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 55mnonstop

11:15 pm - 10:50 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 35mnonstop

$581Lufthansa

Sun, Oct 25 - Wed, Oct 28

1:20 pm - 5:00 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 40mnonstop

6:55 pm - 7:20 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

$582Virgin Atlantic

Tue, Dec 22 - Sun, Jan 3

1:20 pm - 5:00 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 40mnonstop

6:55 pm - 7:20 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 25mnonstop

$582Virgin Atlantic

Mon, Dec 21 - Sun, Jan 3

4:25 pm - 7:55 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 30mnonstop

9:45 pm - 10:00 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 15mnonstop

$582Finnair

Wed, Dec 23 - Sun, Jan 3

5:05 pm - 8:20 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 15mnonstop

5:45 pm - 6:20 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 35mnonstop

$582British Airways

Wed, Oct 7 - Wed, Oct 14

12:05 pm - 3:40 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 35mnonstop

10:15 pm - 10:50 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 35mnonstop

$583Lufthansa

Sun, Nov 22 - Sun, Nov 29

4:40 pm - 8:15 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 35mnonstop

10:10 pm - 10:40 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 30mnonstop

$583Multiple Airlines

Thu, Sep 17 - Sat, Sep 19

12:15 pm - 3:30 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 15mnonstop

7:20 pm - 6:40 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 20mnonstop

$588Austrian Airlines

Wed, Oct 21 - Wed, Oct 28

4:20 pm - 8:15 pmLHR London Heathrow-IAD Washington, D.C. Dulles Intl

8h 55mnonstop

6:20 pm - 6:40 amIAD Washington, D.C. Dulles Intl-LHR London Heathrow

7h 20mnonstop

$588Austrian Airlines

Fri, Nov 20 - Tue, Dec 1

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Lufthansa flights from London Heathrow Airport to Washington, D.C.

Our best Lufthansa deals on London Heathrow Airport to Washington, D.C. flight tickets

Lufthansa

Dec 21

LHR11:05 amLondon Heathrow

32h 25m

1 stop

IAD2:30 pmWashington, D.C. Dulles Intl

Jan 20

IAD10:15 pmWashington, D.C. Dulles Intl

7h 35m

LHR10:50 amLondon Heathrow

$582

Lufthansa

Oct 15

LHR12:15 pmLondon Heathrow

8h 15m

IAD3:30 pmWashington, D.C. Dulles Intl

Oct 18

IAD10:05 pmWashington, D.C. Dulles Intl

7h 35m

LHR10:40 amLondon Heathrow

$584

Lufthansa

Oct 2

LHR12:15 pmLondon Heathrow

8h 15m

IAD3:30 pmWashington, D.C. Dulles Intl

Oct 6

IAD6:35 pmWashington, D.C. Dulles Intl

7h 20m

LHR6:55 amLondon Heathrow

$585

Austrian Airlines flights from London Heathrow Airport to Washington, D.C.

Our best Austrian Airlines deals on London Heathrow Airport to Washington, D.C. flight tickets

Austrian Airlines

Sep 6

LHR4:40 pmLondon Heathrow

8h 20m

IAD8:00 pmWashington, D.C. Dulles Intl

Sep 12

IAD10:10 pmWashington, D.C. Dulles Intl

7h 30m

LHR10:40 amLondon Heathrow

$591

Austrian Airlines

Sep 5

LHR6:00 amLondon Heathrow

13h 00m

1 stop

IAD2:00 pmWashington, D.C. Dulles Intl

Sep 12

IAD6:35 pmWashington, D.C. Dulles Intl

7h 20m

LHR6:55 amLondon Heathrow

$602

Austrian Airlines

Aug 25

LHR12:15 pmLondon Heathrow

8h 15m

IAD3:30 pmWashington, D.C. Dulles Intl

Sep 22

IAD10:05 pmWashington, D.C. Dulles Intl

7h 35m

LHR10:40 amLondon Heathrow

$616

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Fri 9/4

6:00 am-7:01 pm

2 stops18h 01m

Washington, D.C. Dulles Intl

Thu 9/10

9:45 am-6:30 am

2 stops15h 45m

$581

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Wed 12/16

10:10 am-11:21 pm

2 stops18h 11m

Washington, D.C. Dulles Intl

Tue 12/29

7:30 am-7:05 am

1 stop18h 35m

$581

Quickest round-trip

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Sun 12/27

4:25 pm-7:55 pm

Nonstop8h 30m

Washington, D.C. Dulles Intl

Thu 12/31

9:45 pm-10:00 am

Nonstop7h 15m

$581

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Thu 9/3

9:50 am-3:45 pm

1 stop10h 55m

Washington, D.C. Dulles Intl

Wed 9/9

5:15 pm-8:05 am

1 stop9h 50m

$581

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Sat 10/3

8:25 pm-1:35 pm

2 stops22h 10m

Washington, D.C. Dulles Intl

Thu 10/8

3:25 pm-7:40 am

1 stop11h 15m

$581

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Sun 10/25

4:20 pm-9:15 pm

Nonstop8h 55m

Washington, D.C. Dulles Intl

Wed 10/28

11:15 pm-10:50 am

Nonstop7h 35m

$581

LondonWashington, D.C.

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

LHRDCA

London Heathrow

Fri 9/25

8:40 am-9:50 pm

2 stops18h 10m

Washington, D.C. Reagan-National

Sun 10/4

12:40 pm-10:00 am

2 stops16h 20m

$581

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Sun 8/30

9:00 am-7:25 pm

1 stop15h 25m

Washington, D.C. Dulles Intl

Sun 9/13

5:45 pm-10:25 am

1 stop11h 40m

$582

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Thu 8/27

6:55 am-7:25 pm

1 stop17h 30m

Washington, D.C. Dulles Intl

Sat 9/12

10:41 pm-9:20 pm

1 stop17h 39m

$582

LondonWashington, D.C.

LHR London Heathrow - IAD Washington, D.C. Dulles Intl

LHRIAD

London Heathrow

Mon 12/21

1:20 pm-5:00 pm

Nonstop8h 40m

Washington, D.C. Dulles Intl

Sun 1/3

6:55 pm-7:20 am

Nonstop7h 25m

$582

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 London Heathrow Airport to Washington, D.C.

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

Delays

Layovers

Other information

What is the typical price of a round-trip flight between London Heathrow Airport and Washington, D.C.?

Prices are currently low for flights on this route.

Typical prices usually range from $655 to $872.
The lowest price recently found on this route was $581.

What is the cheapest month to fly to Washington, D.C.?

The month of February is, on average, the cheapest month to fly to Washington, D.C. from London Heathrow Airport, with most prices found around $634. If you’re not able to fly to Washington, D.C. in February, then September is your next best option. Flight prices from London Heathrow Airport to Washington, D.C. during September average around $650.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from London Heathrow Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as $741. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Washington, D.C. for around $862.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the morning is the cheapest time of day to fly from London Heathrow Airport to Washington, D.C. when you can find flight prices for as low as $784. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $805. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to Washington, D.C. flight route?

Fly from London Heathrow to Baltimore/Washington for the best London Heathrow - Washington, D.C. flight prices

How far in advance should I book a flight from London Heathrow Airport to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $726 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from London Heathrow Airport for as low as $670 on momondo.

What cabin class options are available on London Heathrow Airport to Washington, D.C. flights?

There are 3 cabin classes available to choose from on London Heathrow Airport to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Washington, D.C. flights?

You could potentially save up to 5% on your flight if you consider stops on a London Heathrow Airport to Washington, D.C. flight.

How have London Heathrow Airport to Washington, D.C. flight prices changed over time?

As of August 2026, prices for London Heathrow Airport to Washington, D.C. flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London Heathrow Airport to Washington, D.C. (LHR to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Washington, D.C.

Best Price Found	$523
Fastest flight time	8h 00m
Direct flights	Every day
Airports in Washington, D.C.	2 airports

The best one-way flight to Washington, D.C. from London Heathrow Airport in the past 72 hours is $523. The best round-trip flight deal from London Heathrow Airport to Washington, D.C. found on momondo in the last 72 hours is $694.

The fastest flight from London Heathrow Airport to Washington, D.C. takes 8h 00m

Direct flights go from London Heathrow Airport to Washington, D.C. every day.

There are 2 airports in Washington, D.C.. From London Heathrow Airport there are direct flights to Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD).

Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Washington, D.C.

How far is London Heathrow to Washington, D.C. by plane?
The distance between London Heathrow and Washington, D.C. is about 3649.4 mi. A reasonable flight in good conditions will take 8h 00m.
When did momondo last update prices for flights from London Heathrow Airport to Washington, D.C.?
Prices for flights from London Heathrow Airport to Washington, D.C. are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to Washington, D.C.?
As of August 2026, there are 10 operators available to choose from for flights from London Heathrow Airport to Washington, D.C..
How old do you have to be to fly from London Heathrow Airport to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to Washington, D.C.?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Washington, D.C. is Boeing 777, representing 50.88% of all bookings. The subsequent popular models are Boeing 777-300ER at 16.72%, Boeing 787-9 Dreamliner at 10.38%, and Boeing 767-400 at 3.41%.
What is the most popular airline from London Heathrow Airport to Washington, D.C.?
momondo data reveals that the most frequently booked airline on the route from London Heathrow Airport to Washington, D.C. is British Airways, representing 32% of all bookings. The subsequent popular airlines are United Airlines at 20%, Lufthansa at 14%, and American Airlines at 12%.

Best airlines flying from London Heathrow Airport to Washington, D.C.

Compare and see reviews for airlines that fly from London Heathrow Airport to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $466	Free Cancellation	Rating 6.9 728 reviews	Search Icelandair flights
Austrian Airlines	PriceFrom $534	Free Cancellation	Rating 7.6 949 reviews	Search Austrian Airlines flights
Lufthansa	PriceFrom $536	Free Cancellation	Rating 6.8 8,174 reviews	Search Lufthansa flights
American Airlines	PriceFrom $559	Free Cancellation	Rating 7.1 11,899 reviews	Search American Airlines flights
British Airways	PriceFrom $566	Free Cancellation	Rating 6.7 8,155 reviews	Search British Airways flights
United Airlines	PriceFrom $567	Free Cancellation	Rating 7.4 10,101 reviews	Search United Airlines flights
Air Canada	PriceFrom $635	Free Cancellation	Rating 7.1 11,460 reviews	Search Air Canada flights
Aer Lingus	PriceFrom $658	Free Cancellation	Rating 7.3 1,693 reviews	Search Aer Lingus flights
Delta	PriceFrom $659	Free Cancellation	Rating 7.8 8,503 reviews	Search Delta flights
Virgin Atlantic	PriceFrom $669	Free Cancellation	Rating 7.5 694 reviews	Search Virgin Atlantic flights

Delta Flights From London Heathrow Airport to Washington, D.C.
Delta flies from London Heathrow Airport to Washington, D.C. around 3 times per week, with 8,506 momondo users rating the airline 7.8/10. The cheapest Delta deal from London Heathrow Airport to Washington, D.C. in the last 72 hours was $659 (round-trip), much lower than the average airfare cost of $872 for Delta flights on this route.
Austrian Airlines Flights From London Heathrow Airport to Washington, D.C.
Across 949 Austrian Airlines reviews on momondo, the average score is 7.6/10. Austrian Airlines flies from London Heathrow Airport to Washington, D.C. about 14 times each week, with ticket deals ranging from $534 to $743. Price data is based on momondo searches in the last 72 hours.

Alexandria

National Harbor

Arlington

Gettysburg

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Silver Spring

Towson

Colonial Beach

Springfield

Fairfax

Tysons

Edgewood

Glen Burnie

College Park

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Washington, D.C. for you.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from London with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from London.

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

Yes momondo offers price alerts on flights to Washington, D.C. from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Lufthansa flights from London Heathrow Airport to Washington, D.C.

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Which airport is the most popular layover for flights between London Heathrow Airport and Washington, D.C.?

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Traveling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. 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 States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

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