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Cheap flights from London Gatwick Airport to Washington, D.C. from $560

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 Washington, D.C. departing on 5/31. 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 Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
12:20 pm - 9:44 pm
LGW
-
DCA
14h 24m
1 stop
JetBlue Logo
6:45 pm - 9:35 am
DCA
-
LGW
9h 50m
1 stop
$649JetBlue
Tue, May 26 - Tue, Jun 2
JetBlue Logo
12:20 pm - 9:44 pm
LGW
-
DCA
14h 24m
1 stop
JetBlue Logo
4:15 pm - 9:35 am
DCA
-
LGW
12h 20m
1 stop
$665JetBlue
Sat, May 23 - Tue, May 26
JetBlue Logo
12:20 pm - 10:44 am
LGW
-
DCA
27h 24m
1 stop
JetBlue Logo
9:00 pm - 9:35 am
DCA
-
LGW
31h 35m
1 stop
$667JetBlue
Wed, May 27 - Sat, May 30
JetBlue Logo
12:20 pm - 7:59 pm
LGW
-
DCA
12h 39m
1 stop
JetBlue Logo
7:29 am - 9:35 am
DCA
-
LGW
21h 06m
1 stop
$668JetBlue
Thu, May 28 - Sun, Jun 7
JetBlue Logo
12:20 pm - 7:55 am
LGW
-
DCA
24h 35m
1 stop
JetBlue Logo
6:45 pm - 9:35 am
DCA
-
LGW
9h 50m
1 stop
$676JetBlue
Sat, May 30 - Tue, Jun 2
JetBlue Logo
12:20 pm - 7:55 am
LGW
-
DCA
24h 35m
1 stop
JetBlue Logo
9:00 pm - 9:35 am
DCA
-
LGW
31h 35m
1 stop
$679JetBlue
Wed, May 27 - Sat, Jun 6
JetBlue Logo
12:20 pm - 9:44 pm
LGW
-
DCA
14h 24m
1 stop
JetBlue Logo
9:00 pm - 9:35 am
DCA
-
LGW
31h 35m
1 stop
$693JetBlue
Thu, Jun 4 - Wed, Jul 8
JetBlue Logo
12:20 pm - 9:44 pm
LGW
-
DCA
14h 24m
1 stop
JetBlue Logo
6:45 pm - 9:35 am
DCA
-
LGW
9h 50m
1 stop
$709JetBlue
Fri, May 29 - Sat, Jun 6
JetBlue Logo
12:20 pm - 7:59 pm
LGW
-
DCA
12h 39m
1 stop
JetBlue Logo
6:45 pm - 9:35 am
DCA
-
LGW
9h 50m
1 stop
$710JetBlue
Wed, May 27 - Sun, May 31
JetBlue Logo
12:20 pm - 9:44 pm
LGW
-
DCA
14h 24m
1 stop
JetBlue Logo
6:45 pm - 9:35 am
DCA
-
LGW
9h 50m
1 stop
$714JetBlue
Mon, Jun 1 - Tue, Jun 9

British Airways flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport

Our best British Airways deals on London Gatwick Airport to Washington, D.C. Reagan-National Airport flight tickets
British Airways
Jun 13
LGW12:20 pmLondon Gatwick
13h 31m
1 stop
DCA8:51 pmWashington, D.C. Reagan-National
Jun 16
DCA10:23 amWashington, D.C. Reagan-National
15h 12m
1 stop
LGW6:35 amLondon Gatwick
$760
British Airways
Jun 13
LGW10:45 amLondon Gatwick
17h 41m
1 stop
DCA11:26 pmWashington, D.C. Reagan-National
Jun 16
DCA10:23 amWashington, D.C. Reagan-National
15h 12m
1 stop
LGW6:35 amLondon Gatwick
$762
British Airways
May 11
LGW11:30 amLondon Gatwick
15h 59m
2 stops
DCA10:29 pmWashington, D.C. Reagan-National
May 18
DCA5:54 pmWashington, D.C. Reagan-National
21h 06m
2 stops
LGW8:00 pmLondon Gatwick
$924

JetBlue flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport

Our best JetBlue deals on London Gatwick Airport to Washington, D.C. Reagan-National Airport flight tickets
JetBlue
May 26
LGW12:20 pmLondon Gatwick
14h 24m
1 stop
DCA9:44 pmWashington, D.C. Reagan-National
Jun 2
DCA6:45 pmWashington, D.C. Reagan-National
9h 50m
1 stop
LGW9:35 amLondon Gatwick
$649
JetBlue
May 23
LGW12:20 pmLondon Gatwick
14h 24m
1 stop
DCA9:44 pmWashington, D.C. Reagan-National
May 26
DCA4:15 pmWashington, D.C. Reagan-National
12h 20m
1 stop
LGW9:35 amLondon Gatwick
$665
JetBlue
May 27
LGW12:20 pmLondon Gatwick
27h 24m
1 stop
DCA10:44 amWashington, D.C. Reagan-National
May 30
DCA9:00 pmWashington, D.C. Reagan-National
31h 35m
1 stop
LGW9:35 amLondon Gatwick
$667

momondo Fare Finder

 
Customize your flight search to find flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport 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 April 28, 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Tue 5/26

12:20 pm-9:44 pm

1 stop14h 24m

Washington, D.C. Reagan-National

Tue 6/2

6:45 pm-9:35 am

1 stop9h 50m

$649

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Sat 5/23

12:20 pm-9:44 pm

1 stop14h 24m

Washington, D.C. Reagan-National

Tue 5/26

4:15 pm-9:35 am

1 stop12h 20m

$665

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 5/27

12:20 pm-10:44 am

1 stop27h 24m

Washington, D.C. Reagan-National

Sat 5/30

9:00 pm-9:35 am

1 stop31h 35m

$667

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 5/28

12:20 pm-7:59 pm

1 stop12h 39m

Washington, D.C. Reagan-National

Sun 6/7

7:29 am-9:35 am

1 stop21h 06m

$668

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Sat 5/30

12:20 pm-7:55 am

1 stop24h 35m

Washington, D.C. Reagan-National

Tue 6/2

6:45 pm-9:35 am

1 stop9h 50m

$676

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 5/27

12:20 pm-7:55 am

1 stop24h 35m

Washington, D.C. Reagan-National

Sat 6/6

9:00 pm-9:35 am

1 stop31h 35m

$679

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 6/4

12:20 pm-9:44 pm

1 stop14h 24m

Washington, D.C. Reagan-National

Wed 7/8

9:00 pm-9:35 am

1 stop31h 35m

$693

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Fri 5/29

12:20 pm-9:44 pm

1 stop14h 24m

Washington, D.C. Reagan-National

Sat 6/6

6:45 pm-9:35 am

1 stop9h 50m

$709
Quickest round-trip

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 5/27

12:20 pm-7:59 pm

1 stop12h 39m

Washington, D.C. Reagan-National

Sun 5/31

6:45 pm-9:35 am

1 stop9h 50m

$710

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Mon 6/1

12:20 pm-9:44 pm

1 stop14h 24m

Washington, D.C. Reagan-National

Tue 6/9

6:45 pm-9:35 am

1 stop9h 50m

$714

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 Washington, D.C. from

How to get the cheapest flight ticket from London Gatwick Airport to Washington, D.C. Reagan-National 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

What is the cheapest airline that flies from London Gatwick to Washington, D.C. Reagan-National?

JetBlue and British Airways are the most popular carriers operating from London Gatwick to Washington, D.C. Reagan-National

When to book flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Gatwick Airport to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Gatwick Airport to Washington, D.C. Reagan-National Airport (LGW to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Gatwick Airport to Washington, D.C. Reagan-National Airport

Fastest flight time

12h 13m

Direct flights

None
The fastest flight from London Gatwick Airport to Washington, D.C. Reagan-National Airport takes 12h 13m
There are no direct flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport. There are no popular flight routes from London Gatwick Airport to Washington, D.C. Reagan-National Airport.
Search flight deals

Frequently asked questions about flying from London Gatwick Airport to Washington, D.C. Reagan-National Airport

  • How far is London Gatwick to Washington, D.C. Reagan-National by plane?

    London Gatwick and Washington, D.C. Reagan-National are 3670.2 mi apart from one another. Flights usually cover this in 12h 13m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport refresh daily.

  • How old do you have to be to fly from London Gatwick Airport to Washington, D.C. Reagan-National Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Gatwick Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Laurel
Colonial Beach
Gaithersburg
Towson
Fredericksburg
Silver Spring
Rockville
Manassas
Linthicum Heights
Tysons
Bethesda
Springfield
Fairfax
College Park

Why use momondo?

Why should I use momondo to find a flight deal from London to Washington, D.C.?

It is quick and easy to find London to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from London to Washington, D.C. with flexible booking policies on momondo?

All flight searches from London to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. from London 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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