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

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

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 2 as of September 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.

$329 Cheap Flights from District of Columbia to London Gatwick Airport in 2026/27

Discover deals from 900+ travel sites with momondo.

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.

6:15 pm - 8:30 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 15m1 stop Dublin

11:15 am - 7:20 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

13h 05m1 stop Dublin

$698Multiple Airlines

Thu, Oct 29 - Wed, Nov 4

5:50 pm - 10:50 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

12h 00m1 stop Madrid Barajas

7:25 am - 4:20 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

13h 55m1 stop Madrid Barajas

$698Multiple Airlines

Wed, Feb 17 - Tue, Feb 23

11:05 am - 6:50 pmDCA Washington, D.C. Reagan-National-LGW London Gatwick

26h 45m3 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas Barcelona-El Prat

7:55 pm - 9:59 pmLGW London Gatwick-DCA Washington, D.C. Reagan-National

31h 04m3 stops Barcelona-El Prat Madrid Barajas Montreal Pierre Elliott Trudeau Intl

$700Multiple Airlines

Mon, Jan 11 - Mon, Jan 18

9:55 am - 6:50 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

27h 55m3 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas Barcelona-El Prat

7:55 pm - 8:23 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

29h 28m3 stops Barcelona-El Prat Madrid Barajas Montreal Pierre Elliott Trudeau Intl

$700Multiple Airlines

Mon, Jan 11 - Mon, Jan 18

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

$709TAP AIR PORTUGAL

Mon, Nov 16 - Wed, Nov 25

5:25 pm - 3:50 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

17h 25m1 stop Lisbon Humberto Delgado

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

14h 55m1 stop Lisbon Humberto Delgado

$710TAP AIR PORTUGAL

Thu, Jan 14 - Sun, Jan 24

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

$710Icelandair

Thu, Nov 26 - Wed, Dec 2

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

11h 35m1 stop Lisbon Humberto Delgado

11:00 am - 2:40 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

32h 40m2 stops Porto Lisbon Humberto Delgado

$712TAP AIR PORTUGAL

Wed, Dec 2 - Mon, Dec 7

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

$713Icelandair

Sun, Nov 1 - Mon, Nov 9

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

$714Icelandair

Thu, Nov 5 - Mon, Nov 9

Cheap last minute flights

Enter your travel dates to find the best prices.

8:55 pm - 7:55 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

18h 00m1 stop Dublin

8:40 am - 3:45 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

12h 05m1 stop Dublin

$703Multiple Airlines

Fri, Sep 25 - Thu, Oct 1

8:20 pm - 5:50 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

16h 30m1 stop Zurich

9:25 am - 4:45 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

12h 20m1 stop Zurich

$724SWISS

Sun, Sep 27 - Mon, Oct 5

3:45 pm - 12:00 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

15h 15m2 stops Montreal Pierre Elliott Trudeau Intl Dublin

9:50 am - 4:45 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

35h 55m2 stops Dublin Zurich

$731Multiple Airlines

Sun, Sep 27 - Sun, Oct 4

8:20 pm - 8:25 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

31h 05m1 stop Zurich

9:25 am - 4:45 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

12h 20m1 stop Zurich

$732SWISS

Sun, Sep 27 - Tue, Oct 6

10:35 pm - 3:35 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

12h 00m1 stop Lisbon Humberto Delgado

4:25 pm - 3:10 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

27h 45m1 stop Lisbon Humberto Delgado

$751TAP AIR PORTUGAL

Tue, Sep 22 - Wed, Sep 30

5:05 pm - 9:45 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

11h 40m1 stop Lisbon Humberto Delgado

9:15 pm - 3:10 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

22h 55m2 stops Porto Lisbon Humberto Delgado

$780TAP AIR PORTUGAL

Tue, Sep 22 - Tue, Sep 29

5:05 pm - 9:45 amIAD Washington, D.C. Dulles Intl-LGW London Gatwick

11h 40m1 stop Lisbon Humberto Delgado

9:15 pm - 8:35 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

28h 20m2 stops Porto Lisbon Humberto Delgado

$785TAP AIR PORTUGAL

Tue, Sep 22 - Tue, Sep 29

11:20 pm - 2:40 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

10h 20m1 stop Reykjavik Keflavik Intl

3:40 pm - 10:15 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

11h 35m1 stop Reykjavik Keflavik Intl

$1,323Icelandair

Fri, Sep 25 - Wed, Sep 30

8:30 pm - 2:35 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

13h 05m1 stop Reykjavik Keflavik Intl

3:40 pm - 7:20 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

32h 40m1 stop Reykjavik Keflavik Intl

$1,397Icelandair

Sat, Sep 26 - Wed, Sep 30

8:30 pm - 2:40 pmIAD Washington, D.C. Dulles Intl-LGW London Gatwick

13h 10m1 stop Reykjavik Keflavik Intl

3:40 pm - 7:20 pmLGW London Gatwick-IAD Washington, D.C. Dulles Intl

32h 40m1 stop Reykjavik Keflavik Intl

$1,597Icelandair

Tue, Sep 22 - Wed, Sep 30

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Virgin Atlantic flights from District of Columbia to London Gatwick Airport

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

Virgin Atlantic

Oct 5

IAD6:15 pmWashington, D.C. Dulles Intl

16h 45m

1 stop

LGW4:00 pmLondon Gatwick

Oct 21

LGW10:25 amLondon Gatwick

14h 10m

1 stop

IAD7:35 pmWashington, D.C. Dulles Intl

$742

Virgin Atlantic

Sep 28

IAD6:15 pmWashington, D.C. Dulles Intl

16h 45m

1 stop

LGW4:00 pmLondon Gatwick

Oct 7

LGW5:00 pmLondon Gatwick

23h 50m

2 stops

IAD11:50 amWashington, D.C. Dulles Intl

$748

Virgin Atlantic

Sep 28

IAD6:15 pmWashington, D.C. Dulles Intl

16h 45m

1 stop

LGW4:00 pmLondon Gatwick

Oct 7

LGW5:00 pmLondon Gatwick

23h 50m

2 stops

IAD11:50 amWashington, D.C. Dulles Intl

$752

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

Oct 5

IAD10:35 pmWashington, D.C. Dulles Intl

16h 50m

2 stops

LGW8:25 pmLondon Gatwick

Oct 13

LGW4:25 pmLondon Gatwick

27h 45m

1 stop

IAD3:10 pmWashington, D.C. Dulles Intl

$712

TAP AIR PORTUGAL

Nov 18

IAD10:30 pmWashington, D.C. Dulles Intl

11h 35m

1 stop

LGW3:05 pmLondon Gatwick

Nov 23

LGW4:35 pmLondon Gatwick

27h 05m

1 stop

IAD2:40 pmWashington, D.C. Dulles Intl

$724

TAP AIR PORTUGAL

Nov 30

IAD5:25 pmWashington, D.C. Dulles Intl

17h 20m

1 stop

LGW3:45 pmLondon Gatwick

Dec 9

LGW10:40 amLondon Gatwick

14h 50m

1 stop

IAD8:30 pmWashington, D.C. Dulles Intl

$728

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

Thu 10/29

6:15 pm-8:30 am

1 stop10h 15m

London Gatwick

Wed 11/4

11:15 am-7:20 pm

1 stop13h 05m

$698

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Wed 2/17

5:50 pm-10:50 am

1 stop12h 00m

London Gatwick

Tue 2/23

7:25 am-4:20 pm

1 stop13h 55m

$698

Washington, D.C.London

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

DCALGW

Washington, D.C. Reagan-National

Mon 1/11

11:05 am-6:50 pm

3 stops26h 45m

London Gatwick

Mon 1/18

7:55 pm-9:59 pm

3 stops31h 04m

$700

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Mon 1/11

9:55 am-6:50 pm

3 stops27h 55m

London Gatwick

Mon 1/18

7:55 pm-8:23 pm

3 stops29h 28m

$700

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Mon 11/16

5:25 pm-8:35 pm

2 stops22h 10m

London Gatwick

Wed 11/25

4:35 pm-3:15 pm

1 stop27h 40m

$709

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Thu 1/14

5:25 pm-3:50 pm

1 stop17h 25m

London Gatwick

Sun 1/24

10:40 am-8:35 pm

1 stop14h 55m

$710

Quickest round-trip

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Thu 11/26

7:40 pm-10:55 am

1 stop10h 15m

London Gatwick

Wed 12/2

11:55 am-6:30 pm

1 stop11h 35m

$710

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Wed 12/2

10:30 pm-3:05 pm

1 stop11h 35m

London Gatwick

Mon 12/7

11:00 am-2:40 pm

2 stops32h 40m

$712

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Sun 11/1

7:40 pm-10:55 am

1 stop10h 15m

London Gatwick

Mon 11/9

11:55 am-6:30 pm

1 stop11h 35m

$713

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Thu 11/5

7:40 pm-10:55 am

1 stop10h 15m

London Gatwick

Mon 11/9

11:55 am-6:30 pm

1 stop11h 35m

$714

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, February 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 $426. If you are unable to visit London Gatwick Airport during the month of February, then departing from District of Columbia during the month November is also very affordable. Most momondo users find prices during this month for around $505.

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	$329
Fastest flight time	10h 05m
Direct flights	None

The best one-way flight to London Gatwick Airport from District of Columbia in the past 72 hours is $329. The best round-trip flight deal from District of Columbia to London Gatwick Airport found on momondo in the last 72 hours is $698.

The fastest flight from District of Columbia to London Gatwick Airport takes 10h 05m

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 2 as of September 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
TAP AIR PORTUGAL	PriceFrom $309	Free Cancellation	Rating 7.2 2,377 reviews		Search TAP AIR PORTUGAL flights
Icelandair	PriceFrom $465	Free Cancellation	Rating 6.9 747 reviews		Search Icelandair flights

Hounslow

Gatwick

Milton Keynes

Croydon

Luton

Hayes

Dover

Wembley

Kingston upon Thames

Richmond

Stansted

Watford

Harrow

Cobham

Worthing

Eastbourne

Slough

Hook

Uxbridge

Ilford

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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 $316

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Flights to Belfast Intl Airportfrom $624

Flights to London Southend Airportfrom $546

Flights to Belfast City Airportfrom $624

Cheap flights from District of Columbia to London from $329

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 11/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from District of Columbia to London

Cheap round-trip flights

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Big names and deals

Big names and deals

Filter for what you want

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Virgin Atlantic flights from District of Columbia to London Gatwick Airport

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

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

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

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

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

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