How long does it take to fly to London Gatwick Airport?

On average, it takes 7h 05m to fly from Washington, D.C. to London Gatwick Airport if you fly out of Baltimore (the most popular airport in Washington, D.C.) and into London Heathrow Airport (the most popular airport in London Gatwick Airport). If you’re flying out of Washington, D.C. and into London Heathrow Airport, then the flight time is around 8h 12m.

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

TAP AIR PORTUGAL is the most popular carrier operating from Washington, D.C. to London Gatwick

When did momondo last update prices for flights from Washington, D.C. to London Gatwick Airport?

Prices for flights from Washington, D.C. to London Gatwick Airport are refreshed on a daily basis.

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

As of November 2025, there is 1 operator available to choose from for flights from Washington, D.C. to London Gatwick Airport.

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

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. to London Gatwick Airport.

What documentation or ID do you need to fly to London Gatwick Airport?

The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£140 Cheap Flights from Washington, D.C. to London Gatwick Airport in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from £587 to £698. The lowest price recently found on this route was £443.

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Enter your travel dates to find the best prices.

20:40 - 10:55IAD-LGW

10h 15m1 stop

11:55 - 19:30LGW-IAD

11h 35m1 stop

£443Icelandair

Find Deal

Thu, 12 Mar - Wed, 18 Mar

19:40 - 14:30BWI-LGW

13h 50m2 stops

08:25 - 18:40LGW-BWI

15h 15m2 stops

£444Multiple Airlines

Find Deal

Wed, 14 Jan - Sun, 18 Jan

11:30 - 07:30DCA-LGW

16h 00m1 stop

10:40 - 21:30LGW-DCA

15h 50m1 stop

£444British Airways

Find Deal

Wed, 25 Mar - Thu, 9 Apr

19:40 - 14:30IAD-LGW

13h 50m1 stop

11:55 - 18:30LGW-IAD

11h 35m1 stop

£444Multiple Airlines

Find Deal

Sat, 24 Jan - Thu, 29 Jan

19:40 - 17:15BWI-LGW

16h 35m2 stops

08:25 - 18:40LGW-BWI

15h 15m2 stops

£445Multiple Airlines

Find Deal

Tue, 9 Dec - Sun, 14 Dec

19:40 - 10:55IAD-LGW

10h 15m1 stop

11:55 - 18:30LGW-IAD

11h 35m1 stop

£446Icelandair

Find Deal

Tue, 30 Dec - Tue, 13 Jan

18:10 - 17:50IAD-LGW

18h 40m2 stops

18:40 - 15:30LGW-IAD

25h 50m1 stop

£448SWISS

Find Deal

Thu, 8 Jan - Thu, 15 Jan

18:10 - 17:50IAD-LGW

18h 40m2 stops

18:40 - 15:10LGW-IAD

25h 30m1 stop

£449SWISS

Find Deal

Fri, 9 Jan - Fri, 16 Jan

08:00 - 07:30DCA-LGW

18h 30m1 stop

11:20 - 23:34LGW-DCA

16h 14m1 stop

£451British Airways

Find Deal

Thu, 26 Feb - Tue, 10 Mar

10:05 - 09:00DCA-LGW

17h 55m1 stop

11:20 - 00:34LGW-DCA

18h 14m2 stops

£469American Airlines

Find Deal

Thu, 15 Jan - Wed, 21 Jan

SWISS flights from Washington, D.C. to London Gatwick Airport

Our best SWISS deals on Washington, D.C. to London Gatwick Airport flight tickets

SWISS

23 Jan

IAD20:30Washington, D.C. Dulles Intl

16h 20m

1 stop

LGW17:50London Gatwick

26 Jan

LGW18:40London Gatwick

24h 20m

2 stops

IAD14:00Washington, D.C. Dulles Intl

£447

Find similar

SWISS

8 Jan

IAD18:10Washington, D.C. Dulles Intl

18h 40m

2 stops

LGW17:50London Gatwick

15 Jan

LGW18:40London Gatwick

25h 50m

1 stop

IAD15:30Washington, D.C. Dulles Intl

£448

Find similar

SWISS

9 Jan

IAD18:10Washington, D.C. Dulles Intl

18h 40m

2 stops

LGW17:50London Gatwick

16 Jan

LGW18:40London Gatwick

25h 30m

1 stop

IAD15:10Washington, D.C. Dulles Intl

£449

Find similar

Iberia flights from Washington, D.C. to London Gatwick Airport

Our best Iberia deals on Washington, D.C. to London Gatwick Airport flight tickets

Iberia

9 Jan

DCA17:45Washington, D.C. Reagan-National

36h 05m

2 stops

LGW10:50London Gatwick

16 Jan

LGW11:45London Gatwick

34h 08m

2 stops

DCA16:53Washington, D.C. Reagan-National

£565

Find similar

Iberia

26 Nov

DCA13:44Washington, D.C. Reagan-National

16h 06m

2 stops

LGW10:50London Gatwick

5 Dec

LGW11:45London Gatwick

36h 12m

2 stops

DCA18:57Washington, D.C. Reagan-National

£733

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Thu 12/3

20:40-10:55

1 stop10h 15m

London Gatwick

Wed 18/3

11:55-19:30

1 stop11h 35m

£443

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Wed 14/1

19:40-14:30

2 stops13h 50m

London Gatwick

Sun 18/1

08:25-18:40

2 stops15h 15m

£444

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Wed 25/3

11:30-07:30

1 stop16h 00m

London Gatwick

Thu 9/4

10:40-21:30

1 stop15h 50m

£444

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Sat 24/1

19:40-14:30

1 stop13h 50m

London Gatwick

Thu 29/1

11:55-18:30

1 stop11h 35m

£444

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Tue 9/12

19:40-17:15

2 stops16h 35m

London Gatwick

Sun 14/12

08:25-18:40

2 stops15h 15m

£445

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Tue 30/12

19:40-10:55

1 stop10h 15m

London Gatwick

Tue 13/1

11:55-18:30

1 stop11h 35m

£446

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Thu 8/1

18:10-17:50

2 stops18h 40m

London Gatwick

Thu 15/1

18:40-15:30

1 stop25h 50m

£448

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Fri 9/1

18:10-17:50

2 stops18h 40m

London Gatwick

Fri 16/1

18:40-15:10

1 stop25h 30m

£449

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Thu 26/2

08:00-07:30

1 stop18h 30m

London Gatwick

Tue 10/3

11:20-23:34

1 stop16h 14m

£451

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Thu 15/1

10:05-09:00

1 stop17h 55m

London Gatwick

Wed 21/1

11:20-00:34

2 stops18h 14m

£469

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to London Gatwick Airport

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

Other information

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

What is the cheapest month to fly to London Gatwick Airport?

The cheapest month to fly to London Gatwick Airport from Washington, D.C. is in January. Flight prices, which tend to average around £423, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in January, then you should wait until November to fly from Washington, D.C., when ticket prices are also cheap, with an average price of £445.

What is the cheapest day to depart on your flight to London Gatwick Airport?

According to our data, Thursday is the cheapest day to fly to London Gatwick Airport from Washington, D.C.. The lowest ticket price found for a Thursday departure recently was £635. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Washington, D.C. to London Gatwick Airport on a Saturday will generally be more expensive and average around £844. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

You could potentially save up to 45% on your flight if you consider stops on a Washington, D.C. to London Gatwick Airport flight.

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

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

Estimated return price

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

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

Fastest flight time	9h 50m
Direct flights	None

The fastest flight from Washington, D.C. to London Gatwick Airport takes 9h 50m

There are no direct flights from Washington, D.C. to London Gatwick Airport. There are no popular flight routes from Washington, D.C. to London Gatwick Airport.

Search flight deals

How far is Washington, D.C. to London Gatwick by plane?
There are 3667.7 mi between Washington, D.C. and London Gatwick. By plane, this route typically takes 10h 05m.
When did momondo last update prices for flights from Washington, D.C. to London Gatwick Airport?
Prices for flights from Washington, D.C. to London Gatwick Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to London Gatwick Airport?
As of November 2025, there is 1 operator available to choose from for flights from Washington, D.C. to London Gatwick Airport.
How old do you have to be to fly from Washington, D.C. to London Gatwick Airport?
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. to London Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom £565	Free Cancellation	Rating 7.0 581 reviews		Search Icelandair flights

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Dover

Colchester

Chelmsford

Hayes

Worthing

Ramsgate

Dartford

Bedford

Winchester

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to London . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to London from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Washington, D.C. to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Washington, D.C. and alert you when they change.

An easier way to manage your London Gatwick Airport trip

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

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Cheap flights from Washington, D.C. to London from £140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to London departing on 12/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

Filter for what you want

Filter for what you want

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Cheap return flights

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SWISS flights from Washington, D.C. to London Gatwick Airport

Our best SWISS deals on Washington, D.C. to London Gatwick Airport flight tickets

Iberia flights from Washington, D.C. to London Gatwick Airport

Our best Iberia deals on Washington, D.C. to London Gatwick Airport flight tickets

momondo Fare Finder

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

See travel insights to London from

How to get the cheapest flight ticket from Washington, D.C. to London Gatwick Airport

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

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

What is the cheapest month to fly to London Gatwick Airport?

What is the cheapest day to depart on your flight to London Gatwick Airport?

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

You could potentially save up to 45% on your flight if you consider stops on a Washington, D.C. to London Gatwick Airport flight.

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

TAP AIR PORTUGAL is the most popular carrier operating from Washington, D.C. to London Gatwick

How long does it take to fly to London Gatwick Airport?

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

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

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

Fastest flight time

Direct flights

How far is Washington, D.C. to London Gatwick by plane?

When did momondo last update prices for flights from Washington, D.C. to London Gatwick Airport?

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

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

What documentation or ID do you need to fly to London Gatwick Airport?

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

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

Travelling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London Gatwick Airport trip

We make it super easy to schedule, organise 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 London

Popular Cities in the United Kingdom

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