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Cheap flights from London Gatwick Airport to District of Columbia from $491

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Gatwick Airport to District of Columbia departing on 3/5. 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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Find the cheapest flights from London Gatwick Airport to District of Columbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:00 pm - 7:24 am
LGW
-
IAD
22h 24m
1 stop
Multiple Airlines Logo
8:09 am - 10:00 am
IAD
-
LGW
21h 51m
1 stop
$539Multiple Airlines
Fri, Mar 6 - Mon, Mar 16
Icelandair Logo
11:55 am - 7:30 pm
LGW
-
IAD
11h 35m
1 stop
Icelandair Logo
8:40 pm - 10:55 am
IAD
-
LGW
10h 15m
1 stop
$545Icelandair
Mon, Mar 9 - Tue, Mar 17
Icelandair Logo
11:55 am - 6:30 pm
LGW
-
IAD
11h 35m
1 stop
Icelandair Logo
8:40 pm - 10:55 am
IAD
-
LGW
10h 15m
1 stop
$548Icelandair
Wed, Mar 4 - Wed, Mar 11
Icelandair Logo
3:40 pm - 10:15 pm
LGW
-
IAD
11h 35m
1 stop
Icelandair Logo
8:30 pm - 11:45 am
IAD
-
LGW
10h 15m
1 stop
$553Icelandair
Wed, May 13 - Sat, May 30
Multiple Airlines Logo
2:00 pm - 7:24 am
LGW
-
IAD
22h 24m
1 stop
Multiple Airlines Logo
8:09 am - 10:00 am
IAD
-
LGW
21h 51m
1 stop
$567Multiple Airlines
Thu, Mar 5 - Mon, Mar 9
Icelandair Logo
11:55 am - 6:30 pm
LGW
-
IAD
11h 35m
1 stop
Icelandair Logo
7:40 pm - 10:55 am
IAD
-
LGW
10h 15m
1 stop
$571Icelandair
Mon, Mar 2 - Thu, Mar 5
SWISS Logo
6:40 pm - 3:05 pm
LGW
-
IAD
25h 25m
1 stop
SWISS Logo
8:30 pm - 5:50 pm
IAD
-
LGW
16h 20m
1 stop
$579SWISS
Tue, Feb 24 - Tue, Mar 3
JetBlue Logo
12:20 pm - 7:59 pm
LGW
-
DCA
12h 39m
1 stop
JetBlue Logo
3:59 pm - 9:35 am
DCA
-
LGW
12h 36m
1 stop
$583JetBlue
Sat, May 23 - Tue, Jun 2
American Airlines Logo
12:30 pm - 1:59 pm
LGW
-
DCA
29h 29m
1 stop
American Airlines Logo
1:41 pm - 9:00 am
DCA
-
LGW
15h 19m
2 stops
$638American Airlines
Wed, Mar 18 - Wed, Mar 25
American Airlines Logo
12:30 pm - 3:54 pm
LGW
-
DCA
31h 24m
1 stop
American Airlines Logo
2:33 pm - 7:30 am
DCA
-
LGW
12h 57m
1 stop
$639American Airlines
Wed, Mar 18 - Wed, Mar 25

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
Mar 2
LGW4:35 pmLondon Gatwick
27h 00m
1 stop
IAD2:35 pmWashington, D.C. Dulles Intl
Mar 9
IAD6:30 pmWashington, D.C. Dulles Intl
11h 20m
1 stop
LGW9:50 amLondon Gatwick
$584
TAP AIR PORTUGAL
Feb 8
LGW10:40 amLondon Gatwick
33h 35m
1 stop
IAD3:15 pmWashington, D.C. Dulles Intl
Feb 17
IAD5:30 pmWashington, D.C. Dulles Intl
11h 20m
1 stop
LGW9:50 amLondon Gatwick
$589
TAP AIR PORTUGAL
Feb 6
LGW10:40 amLondon Gatwick
33h 35m
1 stop
IAD3:15 pmWashington, D.C. Dulles Intl
Feb 22
IAD10:30 pmWashington, D.C. Dulles Intl
30h 20m
1 stop
LGW9:50 amLondon Gatwick
$596

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
Mar 9
LGW11:55 amLondon Gatwick
11h 35m
1 stop
IAD7:30 pmWashington, D.C. Dulles Intl
Mar 17
IAD8:40 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
LGW10:55 amLondon Gatwick
$545
Icelandair
Mar 4
LGW11:55 amLondon Gatwick
11h 35m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Mar 11
IAD8:40 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
LGW10:55 amLondon Gatwick
$548
Icelandair
May 13
LGW3:40 pmLondon Gatwick
11h 35m
1 stop
IAD10:15 pmWashington, D.C. Dulles Intl
May 30
IAD8:30 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
LGW11:45 amLondon Gatwick
$553

momondo Fare Finder

 
Customize your flight search to find flights from London Gatwick Airport to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 4, 2026.
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

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Fri 3/6

2:00 pm-7:24 am

1 stop22h 24m

Washington, D.C. Dulles Intl

Mon 3/16

8:09 am-10:00 am

1 stop21h 51m

$539

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Mon 3/9

11:55 am-7:30 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Tue 3/17

8:40 pm-10:55 am

1 stop10h 15m

$545

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Wed 3/4

11:55 am-6:30 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Wed 3/11

8:40 pm-10:55 am

1 stop10h 15m

$548

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Wed 5/13

3:40 pm-10:15 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Sat 5/30

8:30 pm-11:45 am

1 stop10h 15m

$553

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Thu 3/5

2:00 pm-7:24 am

1 stop22h 24m

Washington, D.C. Dulles Intl

Mon 3/9

8:09 am-10:00 am

1 stop21h 51m

$567

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Mon 3/2

11:55 am-6:30 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Thu 3/5

7:40 pm-10:55 am

1 stop10h 15m

$571

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Tue 2/24

6:40 pm-3:05 pm

1 stop25h 25m

Washington, D.C. Dulles Intl

Tue 3/3

8:30 pm-5:50 pm

1 stop16h 20m

$579

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Sat 5/23

12:20 pm-7:59 pm

1 stop12h 39m

Washington, D.C. Reagan-National

Tue 6/2

3:59 pm-9:35 am

1 stop12h 36m

$583

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 3/18

12:30 pm-1:59 pm

1 stop29h 29m

Washington, D.C. Reagan-National

Wed 3/25

1:41 pm-9:00 am

2 stops15h 19m

$638

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 3/18

12:30 pm-3:54 pm

1 stop31h 24m

Washington, D.C. Reagan-National

Wed 3/25

2:33 pm-7:30 am

1 stop12h 57m

$639

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to District of Columbia from

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

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 $550. If you don’t want to visit District of Columbia in April, then you should wait until February to fly from London Gatwick Airport, when ticket prices are also cheap, with an average price of $581.

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.
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  • 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.

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