What is the cheapest airline that flies from London Gatwick to District of Columbia?

TAP AIR PORTUGAL, British Airways, and SWISS are the most popular carriers operating from London Gatwick to District of Columbia

How old do you have to be to fly from London Gatwick Airport to District of Columbia?

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 Gatwick Airport to District of Columbia.

What documentation or ID do you need to fly to District of Columbia?

The travel and health documents you'll need for your trip to District of Columbia 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 District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£389 Cheap Flights from London Gatwick Airport to District of Columbia in 2026/27

Find the cheapest flights from London Gatwick Airport to District of Columbia

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:40 - 19:20LGW London Gatwick-IAD Washington, D.C. Dulles Intl

32h 40m1 stop Reykjavik Keflavik Intl

20:30 - 11:45IAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

£409Icelandair

Fri, 7 May - Sat, 15 May

10:40 - 20:30LGW London Gatwick-IAD Washington, D.C. Dulles Intl

14h 50m1 stop Lisbon Humberto Delgado

22:30 - 15:05IAD Washington, D.C. Dulles Intl-LGW London Gatwick

11h 35m1 stop Lisbon Humberto Delgado

£409TAP AIR PORTUGAL

Wed, 20 Jan - Wed, 27 Jan

10:40 - 20:30LGW London Gatwick-IAD Washington, D.C. Dulles Intl

14h 50m1 stop Lisbon Humberto Delgado

22:30 - 15:45IAD Washington, D.C. Dulles Intl-LGW London Gatwick

12h 15m1 stop Lisbon Humberto Delgado

£411TAP AIR PORTUGAL

Fri, 15 Jan - Sun, 24 Jan

11:55 - 18:30LGW London Gatwick-IAD Washington, D.C. Dulles Intl

11h 35m1 stop Reykjavik Keflavik Intl

19:40 - 10:55IAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

£417Icelandair

Mon, 23 Nov - Wed, 23 Dec

11:55 - 18:30LGW London Gatwick-IAD Washington, D.C. Dulles Intl

11h 35m1 stop Reykjavik Keflavik Intl

19:40 - 10:55IAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

£417Icelandair

Mon, 23 Nov - Fri, 25 Dec

10:40 - 15:15LGW London Gatwick-IAD Washington, D.C. Dulles Intl

33h 35m1 stop Lisbon Humberto Delgado

17:25 - 09:50IAD Washington, D.C. Dulles Intl-LGW London Gatwick

11h 25m1 stop Lisbon Humberto Delgado

£417TAP AIR PORTUGAL

Wed, 10 Feb - Mon, 15 Feb

10:40 - 20:35LGW London Gatwick-IAD Washington, D.C. Dulles Intl

14h 55m1 stop Lisbon Humberto Delgado

22:30 - 15:45IAD Washington, D.C. Dulles Intl-LGW London Gatwick

12h 15m1 stop Lisbon Humberto Delgado

£417TAP AIR PORTUGAL

Sun, 14 Feb - Fri, 26 Feb

16:35 - 14:40LGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 05m1 stop Lisbon Humberto Delgado

17:25 - 09:50IAD Washington, D.C. Dulles Intl-LGW London Gatwick

11h 25m1 stop Lisbon Humberto Delgado

£418TAP AIR PORTUGAL

Mon, 18 Jan - Sat, 6 Feb

16:35 - 15:15LGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 40m1 stop Lisbon Humberto Delgado

22:30 - 15:45IAD Washington, D.C. Dulles Intl-LGW London Gatwick

12h 15m1 stop Lisbon Humberto Delgado

£421TAP AIR PORTUGAL

Wed, 13 Jan - Sun, 24 Jan

15:40 - 19:20LGW London Gatwick-IAD Washington, D.C. Dulles Intl

32h 40m1 stop Reykjavik Keflavik Intl

23:20 - 14:40IAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 20m1 stop Reykjavik Keflavik Intl

£422Icelandair

Mon, 10 May - Mon, 24 May

Cheap last-minute flights

Enter your travel dates to find the best prices.

16:35 - 15:15LGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 40m1 stop Lisbon Humberto Delgado

17:25 - 09:50IAD Washington, D.C. Dulles Intl-LGW London Gatwick

11h 25m1 stop Lisbon Humberto Delgado

£418TAP AIR PORTUGAL

Wed, 11 Nov - Tue, 17 Nov

16:35 - 15:15LGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 40m1 stop Lisbon Humberto Delgado

17:25 - 09:50IAD Washington, D.C. Dulles Intl-LGW London Gatwick

11h 25m1 stop Lisbon Humberto Delgado

£436TAP AIR PORTUGAL

Wed, 11 Nov - Mon, 16 Nov

16:35 - 15:15LGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 40m1 stop Lisbon Humberto Delgado

22:30 - 09:50IAD Washington, D.C. Dulles Intl-LGW London Gatwick

30h 20m1 stop Lisbon Humberto Delgado

£442TAP AIR PORTUGAL

Wed, 11 Nov - Sun, 15 Nov

16:35 - 15:15LGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 40m1 stop Lisbon Humberto Delgado

17:25 - 09:25IAD Washington, D.C. Dulles Intl-LGW London Gatwick

35h 00m2 stops Lisbon Humberto Delgado Porto

£456TAP AIR PORTUGAL

Wed, 11 Nov - Tue, 17 Nov

16:35 - 15:15LGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 40m1 stop Lisbon Humberto Delgado

22:30 - 09:50IAD Washington, D.C. Dulles Intl-LGW London Gatwick

30h 20m1 stop Lisbon Humberto Delgado

£466TAP AIR PORTUGAL

Wed, 11 Nov - Sun, 15 Nov

16:35 - 14:40LGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 05m1 stop Lisbon Humberto Delgado

17:25 - 09:50IAD Washington, D.C. Dulles Intl-LGW London Gatwick

11h 25m1 stop Lisbon Humberto Delgado

£468TAP AIR PORTUGAL

Mon, 16 Nov - Mon, 8 Feb

16:35 - 14:40LGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 05m1 stop Lisbon Humberto Delgado

22:30 - 09:50IAD Washington, D.C. Dulles Intl-LGW London Gatwick

30h 20m1 stop Lisbon Humberto Delgado

£471TAP AIR PORTUGAL

Mon, 16 Nov - Sun, 29 Nov

16:35 - 14:40LGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 05m1 stop Lisbon Humberto Delgado

22:30 - 15:45IAD Washington, D.C. Dulles Intl-LGW London Gatwick

12h 15m1 stop Lisbon Humberto Delgado

£486TAP AIR PORTUGAL

Mon, 16 Nov - Sun, 29 Nov

11:55 - 18:30LGW London Gatwick-IAD Washington, D.C. Dulles Intl

11h 35m1 stop Reykjavik Keflavik Intl

19:40 - 10:55IAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

£488Icelandair

Fri, 13 Nov - Sun, 15 Nov

11:55 - 18:30LGW London Gatwick-IAD Washington, D.C. Dulles Intl

11h 35m1 stop Reykjavik Keflavik Intl

19:40 - 10:55IAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

£497Icelandair

Wed, 11 Nov - Sun, 22 Nov

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TAP AIR PORTUGAL flights from London Gatwick Airport to District of Columbia

Our best TAP AIR PORTUGAL deals on London Gatwick Airport to District of Columbia flight tickets

TAP AIR PORTUGAL

20 Jan

LGW10:40London Gatwick

14h 50m

1 stop

IAD20:30Washington, D.C. Dulles Intl

27 Jan

IAD22:30Washington, D.C. Dulles Intl

11h 35m

1 stop

LGW15:05London Gatwick

£409

TAP AIR PORTUGAL

15 Jan

LGW10:40London Gatwick

14h 50m

1 stop

IAD20:30Washington, D.C. Dulles Intl

24 Jan

IAD22:30Washington, D.C. Dulles Intl

12h 15m

1 stop

LGW15:45London Gatwick

£411

TAP AIR PORTUGAL

18 Nov

LGW16:35London Gatwick

27h 40m

1 stop

IAD15:15Washington, D.C. Dulles Intl

29 Nov

IAD22:30Washington, D.C. Dulles Intl

12h 15m

1 stop

LGW15:45London Gatwick

£416

Icelandair flights from London Gatwick Airport to District of Columbia

Our best Icelandair deals on London Gatwick Airport to District of Columbia flight tickets

Icelandair

23 Nov

LGW11:55London Gatwick

11h 35m

1 stop

IAD18:30Washington, D.C. Dulles Intl

23 Dec

IAD19:40Washington, D.C. Dulles Intl

10h 15m

1 stop

LGW10:55London Gatwick

£417

Icelandair

16 Dec

LGW11:55London Gatwick

11h 35m

1 stop

IAD18:30Washington, D.C. Dulles Intl

23 Apr

IAD20:30Washington, D.C. Dulles Intl

13h 10m

1 stop

LGW14:40London Gatwick

£424

Icelandair

25 Nov

LGW11:55London Gatwick

11h 35m

1 stop

IAD18:30Washington, D.C. Dulles Intl

15 Dec

IAD19:40Washington, D.C. Dulles Intl

10h 15m

1 stop

LGW10:55London Gatwick

£429

momondo Fare Finder

Use the filters below to find and compare flights from London Gatwick Airport to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Fri 7/5

15:40-19:20

1 stop32h 40m

Washington, D.C. Dulles Intl

Sat 15/5

20:30-11:45

1 stop10h 15m

£409

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Wed 20/1

10:40-20:30

1 stop14h 50m

Washington, D.C. Dulles Intl

Wed 27/1

22:30-15:05

1 stop11h 35m

£409

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Fri 15/1

10:40-20:30

1 stop14h 50m

Washington, D.C. Dulles Intl

Sun 24/1

22:30-15:45

1 stop12h 15m

£411

Fastest return journey

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Mon 23/11

11:55-18:30

1 stop11h 35m

Washington, D.C. Dulles Intl

Wed 23/12

19:40-10:55

1 stop10h 15m

£417

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Mon 23/11

11:55-18:30

1 stop11h 35m

Washington, D.C. Dulles Intl

Fri 25/12

19:40-10:55

1 stop10h 15m

£417

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Wed 10/2

10:40-15:15

1 stop33h 35m

Washington, D.C. Dulles Intl

Mon 15/2

17:25-09:50

1 stop11h 25m

£417

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Sun 14/2

10:40-20:35

1 stop14h 55m

Washington, D.C. Dulles Intl

Fri 26/2

22:30-15:45

1 stop12h 15m

£417

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Mon 18/1

16:35-14:40

1 stop27h 05m

Washington, D.C. Dulles Intl

Sat 6/2

17:25-09:50

1 stop11h 25m

£418

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Wed 13/1

16:35-15:15

1 stop27h 40m

Washington, D.C. Dulles Intl

Sun 24/1

22:30-15:45

1 stop12h 15m

£421

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Mon 10/5

15:40-19:20

1 stop32h 40m

Washington, D.C. Dulles Intl

Mon 24/5

23:20-14:40

1 stop10h 20m

£422

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 London Gatwick Airport to District of Columbia

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 District of Columbia?

The cheapest month to fly to District of Columbia from London Gatwick Airport is in November. Flight prices, which tend to average around £257, are often lower during this time because this is during the off-season. If you are unable to visit District of Columbia during the month of November, then departing from London Gatwick Airport during the month April is also very affordable. Most momondo users find prices during this month for around £342.

Cheap London Gatwick Airport to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Gatwick Airport to District of Columbia

Best price found	£389
Fastest flight time	11h 35m
Direct flights	None

The best one-way flight to District of Columbia from London Gatwick Airport in the past 72 hours is £389. The best return flight deal from London Gatwick Airport to District of Columbia found on momondo in the last 72 hours is £409.

The fastest flight from London Gatwick Airport to District of Columbia takes 11h 35m

There are no direct flights from London Gatwick Airport to District of Columbia. There are no popular flight routes from London Gatwick Airport to District of Columbia.

Search flight deals

Frequently asked questions about flying from London Gatwick Airport to District of Columbia

When did momondo last update prices for flights from London Gatwick Airport to District of Columbia?
Prices for flights from London Gatwick Airport to District of Columbia are updated daily.
How many operators does momondo search for flights from London Gatwick Airport to District of Columbia?
There is 1 operator available for flights from London Gatwick Airport to District of Columbia as of November 2026.
How old do you have to be to fly from London Gatwick Airport to District of Columbia?
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 Gatwick Airport to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The travel and health documents you'll need for your trip to District of Columbia 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 District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London Gatwick Airport to District of Columbia

Compare and see reviews for airlines that fly from London Gatwick Airport to District of Columbia with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom £286	Free Cancellation	Rating 6.9 767 reviews		Search Icelandair flights

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Why should I use momondo to find a flight deal from London to District of Columbia?

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 District of Columbia for you.

Can I find flights from London to District of Columbia with flexible booking policies on momondo?

All flight searches from London to District of Columbia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to District of Columbia?

momondo helps you find the best flight between London and District of Columbia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to District of Columbia right now. Can momondo alert me if prices change?

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