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

Virgin Atlantic, TAP AIR PORTUGAL, and Delta are the most popular carriers operating from District of Columbia to London Gatwick

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

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 District of Columbia to London Gatwick Airport.

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

The required travel and health documents for your London Gatwick Airport 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 London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$319 Cheap Flights from District of Columbia to London Gatwick Airport in 2026/27

Find the cheapest flights from District of Columbia to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:25 pm - 2:25 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

16h 00m2 stops Lisbon Humberto Delgado Madrid Barajas

8:25 am - 2:40 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

35h 15m2 stops Madrid Barajas Lisbon Humberto Delgado

$686Multiple Airlines

Tue, Dec 1 - Mon, Dec 7

7:40 pm - 3:10 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

14h 30m1 stop Reykjavik Keflavik Intl

7:00 am - 6:30 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

16h 30m1 stop Reykjavik Keflavik Intl

$687Multiple Airlines

Sun, Jan 10 - Sun, Jan 17

7:40 pm - 4:20 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

15h 40m2 stops Reykjavik Keflavik Intl Stockholm Arlanda

7:30 pm - 6:30 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

28h 00m3 stops Kastrup Copenhagen Stockholm Arlanda Reykjavik Keflavik Intl

$689Multiple Airlines

Thu, Feb 11 - Tue, Feb 23

8:30 pm - 8:35 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

31h 05m3 stops Kastrup Copenhagen Stockholm Arlanda Oslo Gardermoen

1:00 pm - 5:15 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

33h 15m2 stops Stockholm Arlanda Kastrup Copenhagen

$691Multiple Airlines

Thu, Mar 4 - Tue, Mar 9

7:40 pm - 3:10 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

14h 30m1 stop Reykjavik Keflavik Intl

8:20 am - 6:30 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

15h 10m1 stop Reykjavik Keflavik Intl

$691Multiple Airlines

Sun, Jan 10 - Wed, Jan 20

7:40 pm - 10:55 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

11:55 am - 6:30 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

11h 35m1 stop Reykjavik Keflavik Intl

$696Icelandair

Thu, Feb 11 - Wed, Feb 17

10:30 pm - 8:35 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

17h 05m2 stops Lisbon Humberto Delgado Porto

10:40 am - 8:35 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

14h 55m1 stop Lisbon Humberto Delgado

$696TAP AIR PORTUGAL

Sun, Feb 7 - Sun, Feb 14

7:40 pm - 3:30 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

14h 50m1 stop Reykjavik Keflavik Intl

8:00 am - 6:30 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

15h 30m1 stop Reykjavik Keflavik Intl

$696Multiple Airlines

Mon, Nov 30 - Tue, Dec 8

8:30 pm - 1:25 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

11h 55m1 stop Kastrup Copenhagen

7:00 am - 6:50 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

16h 50m1 stop Kastrup Copenhagen

$696Multiple Airlines

Sat, Feb 13 - Sat, Feb 20

7:40 pm - 10:55 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

11:55 am - 6:30 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

11h 35m1 stop Reykjavik Keflavik Intl

$698Icelandair

Thu, Feb 11 - Sun, Feb 21

Cheap last minute flights

Enter your travel dates to find the best prices.

10:30 pm - 3:45 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

12h 15m1 stop Lisbon Humberto Delgado

9:35 pm - 2:40 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

22h 05m2 stops Porto Lisbon Humberto Delgado

$699TAP AIR PORTUGAL

Fri, Nov 13 - Mon, Nov 23

10:30 pm - 9:50 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

30h 20m1 stop Lisbon Humberto Delgado

9:35 pm - 2:40 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

22h 05m2 stops Porto Lisbon Humberto Delgado

$708TAP AIR PORTUGAL

Sun, Nov 15 - Mon, Dec 7

7:40 pm - 3:10 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

14h 30m1 stop Reykjavik Keflavik Intl

8:00 am - 6:30 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

15h 30m1 stop Reykjavik Keflavik Intl

$713Multiple Airlines

Sun, Nov 15 - Tue, Nov 24

5:25 pm - 8:35 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

22h 10m2 stops Lisbon Humberto Delgado Porto

4:35 pm - 3:15 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 40m1 stop Lisbon Humberto Delgado

$717TAP AIR PORTUGAL

Thu, Nov 12 - Wed, Nov 25

5:25 pm - 8:35 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

22h 10m2 stops Lisbon Humberto Delgado Porto

4:35 pm - 2:40 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 05m1 stop Lisbon Humberto Delgado

$717TAP AIR PORTUGAL

Thu, Nov 12 - Mon, Nov 23

10:30 pm - 3:45 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

12h 15m1 stop Lisbon Humberto Delgado

4:35 pm - 2:40 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 05m1 stop Lisbon Humberto Delgado

$718TAP AIR PORTUGAL

Sun, Nov 15 - Mon, Nov 23

5:25 pm - 8:35 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

22h 10m2 stops Lisbon Humberto Delgado Porto

4:35 pm - 3:15 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 40m1 stop Lisbon Humberto Delgado

$718TAP AIR PORTUGAL

Thu, Nov 12 - Wed, Nov 25

10:30 pm - 3:05 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

11h 35m1 stop Lisbon Humberto Delgado

10:40 am - 2:40 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

33h 00m1 stop Lisbon Humberto Delgado

$723TAP AIR PORTUGAL

Wed, Nov 11 - Mon, Nov 16

7:40 pm - 10:55 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

11:55 am - 6:30 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

11h 35m1 stop Reykjavik Keflavik Intl

$746Icelandair

Sun, Nov 15 - Wed, Nov 25

7:40 pm - 10:55 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

11:55 am - 6:30 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

11h 35m1 stop Reykjavik Keflavik Intl

$753Icelandair

Sun, Nov 15 - Wed, Nov 25

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

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

TAP AIR PORTUGAL

Dec 6

IAD10:30 pmWashington, D.C. Dulles Intl

17h 05m

2 stops

LGW8:35 pmLondon Gatwick

Dec 14

LGW4:35 pmLondon Gatwick

27h 05m

1 stop

IAD2:40 pmWashington, D.C. Dulles Intl

$697

TAP AIR PORTUGAL

Nov 13

IAD10:30 pmWashington, D.C. Dulles Intl

12h 15m

1 stop

LGW3:45 pmLondon Gatwick

Nov 23

LGW9:35 pmLondon Gatwick

22h 05m

2 stops

IAD2:40 pmWashington, D.C. Dulles Intl

$699

TAP AIR PORTUGAL

Feb 12

IAD10:30 pmWashington, D.C. Dulles Intl

12h 15m

1 stop

LGW3:45 pmLondon Gatwick

Feb 16

LGW9:20 pmLondon Gatwick

28h 10m

2 stops

IAD8:30 pmWashington, D.C. Dulles Intl

$701

Icelandair flights from District of Columbia to London Gatwick Airport

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

Icelandair

Apr 22

IAD8:30 pmWashington, D.C. Dulles Intl

13h 10m

1 stop

LGW2:40 pmLondon Gatwick

Apr 26

LGW3:40 pmLondon Gatwick

32h 40m

1 stop

IAD7:20 pmWashington, D.C. Dulles Intl

$703

Icelandair

Mar 24

IAD8:40 pmWashington, D.C. Dulles Intl

13h 00m

1 stop

LGW1:40 pmLondon Gatwick

Mar 29

LGW3:40 pmLondon Gatwick

32h 40m

1 stop

IAD7:20 pmWashington, D.C. Dulles Intl

$711

Icelandair

Mar 24

IAD8:40 pmWashington, D.C. Dulles Intl

13h 00m

1 stop

LGW1:40 pmLondon Gatwick

Mar 28

LGW3:40 pmLondon Gatwick

32h 40m

1 stop

IAD7:20 pmWashington, D.C. Dulles Intl

$725

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Tue 12/1

5:25 pm-2:25 pm

2 stops16h 00m

London Gatwick

Mon 12/7

8:25 am-2:40 pm

2 stops35h 15m

$686

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Sun 1/10

7:40 pm-3:10 pm

1 stop14h 30m

London Gatwick

Sun 1/17

7:00 am-6:30 pm

1 stop16h 30m

$687

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Thu 2/11

7:40 pm-4:20 pm

2 stops15h 40m

London Gatwick

Tue 2/23

7:30 pm-6:30 pm

3 stops28h 00m

$689

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Thu 3/4

8:30 pm-8:35 am

3 stops31h 05m

London Gatwick

Tue 3/9

1:00 pm-5:15 pm

2 stops33h 15m

$691

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Sun 1/10

7:40 pm-3:10 pm

1 stop14h 30m

London Gatwick

Wed 1/20

8:20 am-6:30 pm

1 stop15h 10m

$691

Quickest round-trip

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Thu 2/11

7:40 pm-10:55 am

1 stop10h 15m

London Gatwick

Wed 2/17

11:55 am-6:30 pm

1 stop11h 35m

$696

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Sun 2/7

10:30 pm-8:35 pm

2 stops17h 05m

London Gatwick

Sun 2/14

10:40 am-8:35 pm

1 stop14h 55m

$696

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Mon 11/30

7:40 pm-3:30 pm

1 stop14h 50m

London Gatwick

Tue 12/8

8:00 am-6:30 pm

1 stop15h 30m

$696

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Sat 2/13

8:30 pm-1:25 pm

1 stop11h 55m

London Gatwick

Sat 2/20

7:00 am-6:50 pm

1 stop16h 50m

$696

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Thu 2/11

7:40 pm-10:55 am

1 stop10h 15m

London Gatwick

Sun 2/21

11:55 am-6:30 pm

1 stop11h 35m

$698

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 District of Columbia 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

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

In general, November is the cheapest month to fly from District of Columbia to London Gatwick Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $328. If you are unable to visit London Gatwick Airport during the month of November, then departing from District of Columbia during the month February is also very affordable. Most momondo users find prices during this month for around $426.

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

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

Best Price Found	$319
Fastest flight time	9h 50m
Direct flights	None

The best one-way flight to London Gatwick Airport from District of Columbia in the past 72 hours is $319. The best round-trip flight deal from District of Columbia to London Gatwick Airport found on momondo in the last 72 hours is $686.

The fastest flight from District of Columbia to London Gatwick Airport takes 9h 50m

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

Search flight deals

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

When did momondo last update prices for flights from District of Columbia to London Gatwick Airport?
Prices for flights from District of Columbia to London Gatwick Airport are updated daily.
How many operators does momondo search for flights from District of Columbia to London Gatwick Airport?
The number of operators available for flights from District of Columbia to London Gatwick Airport is 1 as of November 2026.
How old do you have to be to fly from District of Columbia to London Gatwick Airport?
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 District of Columbia to London Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The required travel and health documents for your London Gatwick Airport 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 London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from District of Columbia to London Gatwick Airport

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

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $465	Free Cancellation	Rating 6.9 767 reviews		Search Icelandair flights

Hounslow

Gatwick

Croydon

Hayes

Milton Keynes

Luton

Stansted

Kingston upon Thames

Watford

Richmond

Dover

Wembley

Crawley

Worthing

Harrow

Brentford

Canterbury

Hook

Dunstable

Eastbourne

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from District of Columbia to London. momondo saves you time and could save you money on your trip.

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

Flights from District of Columbia to London 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 District of Columbia to London?

Once all potential District of Columbia to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to London from District of Columbia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Flights to London Heathrow Airportfrom $69

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Cheap flights from District of Columbia to London from $319

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to London departing on 3/19. 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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TAP AIR PORTUGAL flights from District of Columbia to London Gatwick Airport

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

Icelandair flights from District of Columbia to London Gatwick Airport

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

momondo Fare Finder

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

See travel insights to London from

How to get the cheapest flight ticket from District of Columbia to London Gatwick Airport

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

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

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

Best Price Found

Fastest flight time

Direct flights

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

Best airlines flying from District of Columbia to London Gatwick Airport

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

Traveling to a place near London?

Why use momondo?

An easier way to manage your London Gatwick Airport 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 London

Popular cities in the United Kingdom

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

District of Columbia flight routes

According to popular flight searches on momondo this year

London Gatwick Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to London

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

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