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Cheap flights from London Gatwick Airport to Washington, D.C. from £408

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 9/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from London Gatwick Airport to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
JetBlue Logo
12:20 - 19:56
LGW
-
DCA
12h 36m
1 stop
JetBlue Logo
17:00 - 09:35
DCA
-
LGW
11h 35m
1 stop
£488JetBlue
Fri, 28 Aug - Mon, 7 Sep
Iberia Logo
12:20 - 21:30
LGW
-
DCA
14h 10m
1 stop
Iberia Logo
06:52 - 08:40
DCA
-
LGW
20h 48m
2 stops
£489Iberia
Fri, 28 Aug - Fri, 4 Sep
Multiple Airlines Logo
12:20 - 20:51
LGW
-
DCA
13h 31m
1 stop
Multiple Airlines Logo
10:23 - 10:40
DCA
-
LGW
19h 17m
1 stop
£494Multiple Airlines
Sat, 27 Jun - Tue, 30 Jun
Multiple Airlines Logo
12:20 - 21:25
LGW
-
DCA
14h 05m
1 stop
Multiple Airlines Logo
11:25 - 10:40
DCA
-
LGW
18h 15m
1 stop
£495Multiple Airlines
Thu, 9 Jul - Thu, 16 Jul
Virgin Atlantic Logo
10:25 - 23:04
LGW
-
DCA
17h 39m
2 stops
Virgin Atlantic Logo
17:00 - 16:00
DCA
-
LGW
18h 00m
2 stops
£496Virgin Atlantic
Wed, 7 Oct - Mon, 12 Oct
JetBlue Logo
12:20 - 07:57
LGW
-
DCA
24h 37m
1 stop
JetBlue Logo
08:44 - 09:35
DCA
-
LGW
19h 51m
1 stop
£500JetBlue
Sat, 4 Jul - Tue, 21 Jul
JetBlue Logo
12:20 - 07:57
LGW
-
DCA
24h 37m
1 stop
JetBlue Logo
17:59 - 09:35
DCA
-
LGW
10h 36m
1 stop
£502JetBlue
Sat, 4 Jul - Thu, 16 Jul
JetBlue Logo
12:20 - 19:56
LGW
-
DCA
12h 36m
1 stop
JetBlue Logo
14:00 - 09:35
DCA
-
LGW
14h 35m
1 stop
£505JetBlue
Wed, 2 Sep - Mon, 7 Sep
JetBlue Logo
12:20 - 19:59
LGW
-
DCA
12h 39m
1 stop
JetBlue Logo
17:47 - 09:35
DCA
-
LGW
10h 48m
1 stop
£505JetBlue
Wed, 8 Jul - Sat, 18 Jul
Iberia Logo
11:30 - 23:14
LGW
-
DCA
16h 44m
2 stops
Iberia Logo
14:54 - 20:00
DCA
-
LGW
24h 06m
2 stops
£506Iberia
Wed, 1 Jul - Wed, 8 Jul

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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
28 Aug
LGW12:20London Gatwick
12h 36m
1 stop
DCA19:56Washington, D.C. Reagan-National
7 Sept
DCA17:00Washington, D.C. Reagan-National
11h 35m
1 stop
LGW09:35London Gatwick
£488
JetBlue
4 Jul
LGW12:20London Gatwick
24h 37m
1 stop
DCA07:57Washington, D.C. Reagan-National
21 Jul
DCA08:44Washington, D.C. Reagan-National
19h 51m
1 stop
LGW09:35London Gatwick
£500
JetBlue
4 Jul
LGW12:20London Gatwick
24h 37m
1 stop
DCA07:57Washington, D.C. Reagan-National
16 Jul
DCA17:59Washington, D.C. Reagan-National
10h 36m
1 stop
LGW09:35London Gatwick
£502

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

Our best Air France deals on London Gatwick Airport to Washington, D.C. Reagan-National Airport flight tickets
Air France
17 Aug
LGW17:00London Gatwick
34h 59m
2 stops
DCA22:59Washington, D.C. Reagan-National
31 Aug
DCA12:23Washington, D.C. Reagan-National
16h 17m
2 stops
LGW09:40London Gatwick
£548
Air France
16 Aug
LGW17:00London Gatwick
30h 33m
2 stops
DCA18:33Washington, D.C. Reagan-National
31 Aug
DCA09:39Washington, D.C. Reagan-National
19h 01m
2 stops
LGW09:40London Gatwick
£557
Air France
8 Oct
LGW10:25London Gatwick
17h 39m
2 stops
DCA23:04Washington, D.C. Reagan-National
13 Oct
DCA11:00Washington, D.C. Reagan-National
17h 25m
2 stops
LGW09:25London Gatwick
£567

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 15 June 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 return flight

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Fri 28/8

12:20-19:56

1 stop12h 36m

Washington, D.C. Reagan-National

Mon 7/9

17:00-09:35

1 stop11h 35m

£488

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Fri 28/8

12:20-21:30

1 stop14h 10m

Washington, D.C. Reagan-National

Fri 4/9

06:52-08:40

2 stops20h 48m

£489

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Sat 27/6

12:20-20:51

1 stop13h 31m

Washington, D.C. Reagan-National

Tue 30/6

10:23-10:40

1 stop19h 17m

£494

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 9/7

12:20-21:25

1 stop14h 05m

Washington, D.C. Reagan-National

Thu 16/7

11:25-10:40

1 stop18h 15m

£495

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 7/10

10:25-23:04

2 stops17h 39m

Washington, D.C. Reagan-National

Mon 12/10

17:00-16:00

2 stops18h 00m

£496

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Sat 4/7

12:20-07:57

1 stop24h 37m

Washington, D.C. Reagan-National

Tue 21/7

08:44-09:35

1 stop19h 51m

£500

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Sat 4/7

12:20-07:57

1 stop24h 37m

Washington, D.C. Reagan-National

Thu 16/7

17:59-09:35

1 stop10h 36m

£502

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 2/9

12:20-19:56

1 stop12h 36m

Washington, D.C. Reagan-National

Mon 7/9

14:00-09:35

1 stop14h 35m

£505
Fastest return journey

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 8/7

12:20-19:59

1 stop12h 39m

Washington, D.C. Reagan-National

Sat 18/7

17:47-09:35

1 stop10h 48m

£505

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 1/7

11:30-23:14

2 stops16h 44m

Washington, D.C. Reagan-National

Wed 8/7

14:54-20:00

2 stops24h 06m

£506

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

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 is the most popular carrier 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 return 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

11h 48m

Direct flights

None
The fastest flight from London Gatwick Airport to Washington, D.C. Reagan-National Airport takes 11h 48m
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. In terms of flight time, this usually takes a little over 11h 48m.

  • 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 are updated daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 travel and health documents required for your trip to Washington, D.C. Reagan-National Airport 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 Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
College Park
Springfield
Fairfax
Arlington
Gettysburg
Linthicum Heights
Ellicott City
Cambridge
Glen Burnie
Laurel
Westminster
Lutherville Timonium
Lexington Park
Owings Mills
Woodbridge
Bethesda
Silver Spring
Rockville
Landover

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from London.

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?

Yes. momondo can track prices for London to Washington, D.C. 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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