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

SWISS, Icelandair, and British Airways 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required for your trip to District of Columbia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at District of Columbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$422 Cheap Flights from London Gatwick Airport to District of Columbia in 2026

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 7:20 pm

LGW

IAD

32h 40m

1 stop

8:30 pm - 11:45 am

IAD

LGW

10h 15m

1 stop

$548Icelandair

Fri, May 15 - Mon, May 25

3:40 pm - 7:20 pm

LGW

IAD

32h 40m

1 stop

11:20 pm - 2:40 pm

IAD

LGW

10h 20m

1 stop

$551Icelandair

Wed, May 20 - Wed, Jun 3

3:40 pm - 7:20 pm

LGW

IAD

32h 40m

1 stop

11:20 pm - 2:40 pm

IAD

LGW

10h 20m

1 stop

$552Icelandair

Wed, May 27 - Sun, May 31

3:40 pm - 7:20 pm

LGW

IAD

32h 40m

1 stop

8:30 pm - 2:40 pm

IAD

LGW

13h 10m

1 stop

$554Icelandair

Tue, Apr 14 - Tue, Apr 21

12:20 pm - 7:59 pm

LGW

DCA

12h 39m

1 stop

5:25 pm - 9:35 am

DCA

LGW

11h 10m

1 stop

$588JetBlue

Mon, Jun 8 - Wed, Jun 10

12:20 pm - 9:23 pm

LGW

DCA

14h 03m

1 stop

10:10 am - 8:40 am

DCA

LGW

17h 30m

1 stop

$614American Airlines

Thu, Apr 16 - Wed, Apr 22

11:30 am - 4:45 pm

LGW

DCA

34h 15m

2 stops

11:17 am - 6:50 am

DCA

LGW

14h 33m

1 stop

$618British Airways

Thu, Apr 23 - Mon, Apr 27

11:30 am - 6:58 pm

LGW

DCA

36h 28m

2 stops

11:17 am - 6:50 am

DCA

LGW

14h 33m

1 stop

$620British Airways

Thu, Apr 23 - Mon, Apr 27

12:20 pm - 9:23 pm

LGW

DCA

14h 03m

1 stop

8:20 am - 6:50 am

DCA

LGW

17h 30m

2 stops

$629American Airlines

Thu, Apr 16 - Wed, Apr 22

11:30 am - 10:29 pm

LGW

DCA

15h 59m

2 stops

1:25 pm - 10:50 am

DCA

LGW

16h 25m

2 stops

$656Iberia

Tue, May 5 - Tue, May 12

SWISS flights from London Gatwick Airport to District of Columbia

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

SWISS

Apr 25

LGW9:25 amLondon Gatwick

12h 20m

1 stop

IAD4:45 pmWashington, D.C. Dulles Intl

Apr 28

IAD8:20 pmWashington, D.C. Dulles Intl

16h 30m

1 stop

LGW5:50 pmLondon Gatwick

$584

SWISS

Apr 13

LGW9:25 amLondon Gatwick

12h 20m

1 stop

IAD4:45 pmWashington, D.C. Dulles Intl

Apr 28

IAD8:20 pmWashington, D.C. Dulles Intl

16h 30m

1 stop

LGW5:50 pmLondon Gatwick

$588

SWISS

Apr 16

LGW9:25 amLondon Gatwick

12h 20m

1 stop

IAD4:45 pmWashington, D.C. Dulles Intl

Apr 20

IAD8:20 pmWashington, D.C. Dulles Intl

16h 30m

1 stop

LGW5:50 pmLondon Gatwick

$590

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

May 20

LGW10:35 amLondon Gatwick

15h 00m

1 stop

IAD8:35 pmWashington, D.C. Dulles Intl

Sep 1

IAD10:35 pmWashington, D.C. Dulles Intl

12h 00m

1 stop

LGW3:35 pmLondon Gatwick

$647

TAP AIR PORTUGAL

Mar 25

LGW10:40 amLondon Gatwick

15h 20m

1 stop

IAD10:00 pmWashington, D.C. Dulles Intl

Apr 20

IAD10:35 pmWashington, D.C. Dulles Intl

12h 00m

1 stop

LGW3:35 pmLondon Gatwick

$1,060

TAP AIR PORTUGAL

Apr 7

LGW4:25 pmLondon Gatwick

31h 39m

2 stops

DCA7:04 pmWashington, D.C. Reagan-National

Apr 14

DCA11:05 amWashington, D.C. Reagan-National

28h 20m

2 stops

LGW8:25 pmLondon Gatwick

$1,289

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 round-trip

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Fri 5/15

3:40 pm-7:20 pm

1 stop32h 40m

Washington, D.C. Dulles Intl

Mon 5/25

8:30 pm-11:45 am

1 stop10h 15m

$548

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Wed 5/20

3:40 pm-7:20 pm

1 stop32h 40m

Washington, D.C. Dulles Intl

Wed 6/3

11:20 pm-2:40 pm

1 stop10h 20m

$551

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Wed 5/27

3:40 pm-7:20 pm

1 stop32h 40m

Washington, D.C. Dulles Intl

Sun 5/31

11:20 pm-2:40 pm

1 stop10h 20m

$552

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Tue 4/14

3:40 pm-7:20 pm

1 stop32h 40m

Washington, D.C. Dulles Intl

Tue 4/21

8:30 pm-2:40 pm

1 stop13h 10m

$554

Quickest round-trip

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Mon 6/8

12:20 pm-7:59 pm

1 stop12h 39m

Washington, D.C. Reagan-National

Wed 6/10

5:25 pm-9:35 am

1 stop11h 10m

$588

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 4/16

12:20 pm-9:23 pm

1 stop14h 03m

Washington, D.C. Reagan-National

Wed 4/22

10:10 am-8:40 am

1 stop17h 30m

$614

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 4/23

11:30 am-4:45 pm

2 stops34h 15m

Washington, D.C. Reagan-National

Mon 4/27

11:17 am-6:50 am

1 stop14h 33m

$618

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 4/23

11:30 am-6:58 pm

2 stops36h 28m

Washington, D.C. Reagan-National

Mon 4/27

11:17 am-6:50 am

1 stop14h 33m

$620

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 4/16

12:20 pm-9:23 pm

1 stop14h 03m

Washington, D.C. Reagan-National

Wed 4/22

8:20 am-6:50 am

2 stops17h 30m

$629

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Tue 5/5

11:30 am-10:29 pm

2 stops15h 59m

Washington, D.C. Reagan-National

Tue 5/12

1:25 pm-10:50 am

2 stops16h 25m

$656

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 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?

In general, April is the cheapest month to fly from London Gatwick Airport to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $547. If you don’t want to visit District of Columbia in April, then you should wait until November to fly from London Gatwick Airport, when ticket prices are also cheap, with an average price of $603.

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

Fastest flight time	11h 35m
Direct flights	None

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

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 refresh daily.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required for your trip to District of Columbia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at District of Columbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

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

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

momondo does allow users to show only those flights to District of Columbia from London which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential London to District of Columbia 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 London to District of Columbia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to District of Columbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.