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Cheap flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport from £429

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — DCA
18 Jan — 25 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Reagan-National

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Reagan-National
Explore the most affordable flight options available from Gatwick to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 December 2025.

Thu 25/1211:40LGW - DCA
1 stop15h 55mMultiple Airlines
Mon 5/112:55DCA - LGW
2 stops15h 50mMultiple Airlines
Deal found 18/12£880
Thu 25/1211:40LGW - DCA
1 stop15h 55mMultiple Airlines
Sat 3/106:00DCA - LGW
3 stops22h 45mMultiple Airlines
Deal found 18/12£993
Thu 25/1207:00LGW - DCA
3 stops20h 35mMultiple Airlines
Sun 4/111:05DCA - LGW
3 stops23h 40mMultiple Airlines
Deal found 18/12£1,005
Sat 20/1211:55LGW - DCA
2 stops32h 54mIcelandair
Wed 7/113:00DCA - LGW
2 stops16h 55mIcelandair
Deal found 17/12£1,049
Sat 20/1211:55LGW - DCA
2 stops32h 54mIcelandair
Fri 9/113:00DCA - LGW
2 stops16h 55mIcelandair
Deal found 17/12£1,050
Sun 21/1210:00LGW - DCA
2 stops16h 30mMultiple Airlines
Tue 30/1217:00DCA - LGW
2 stops18h 25mMultiple Airlines
Deal found 18/12£1,055
Thu 25/1220:50LGW - DCA
3 stops27h 55mMultiple Airlines
Fri 2/111:05DCA - LGW
2 stops24h 35mMultiple Airlines
Deal found 18/12£1,083
Sat 27/1211:55LGW - DCA
2 stops32h 54mIcelandair
Sat 31/112:20DCA - LGW
2 stops17h 35mIcelandair
Deal found 17/12£1,088

Find flight deals from Gatwick to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 December 2025.

Round-trip from

£478

One-way from

£429

Popular in

July

Cheapest in

February

Average price

£596
British Airways
  • British Airways
  • 27/2-3/3
  • 2 total stops
  • 29h 54m total
  • London to Washington, D.C.
Search Deals
15/1
  • 15/1
  • 2 total stops
  • 28h 02m total
  • London to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£59 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick to Reagan-National 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, Cheapflights users made 858,174 searches. Data last updated 19 December 2025.
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

Gatwick

Fly to

Reagan-National

Route

Depart

Return

Price

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Mon 2/2

13:00-22:59

1 stop14h 59m

Washington, D.C. Reagan-National

Mon 9/2

06:15-06:00

1 stop18h 45m

£486

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 5/2

11:20-23:25

1 stop17h 05m

Washington, D.C. Reagan-National

Sun 8/2

08:20-07:30

1 stop18h 10m

£499

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 22/1

11:55-22:35

2 stops15h 40m

Washington, D.C. Reagan-National

Wed 28/1

09:40-10:55

2 stops20h 15m

£509

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Sat 7/3

11:55-22:59

2 stops16h 04m

Washington, D.C. Reagan-National

Mon 9/3

06:00-10:55

2 stops24h 55m

£520

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Tue 27/1

11:55-22:35

2 stops15h 40m

Washington, D.C. Reagan-National

Tue 3/2

06:59-10:55

2 stops22h 56m

£528

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 11/2

13:00-22:47

1 stop14h 47m

Washington, D.C. Reagan-National

Wed 18/2

06:00-06:00

1 stop19h 00m

£547

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Mon 19/1

11:55-10:23

3 stops27h 28m

Washington, D.C. Reagan-National

Thu 22/1

06:00-10:55

3 stops23h 55m

£579

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Mon 26/1

11:55-22:35

2 stops15h 40m

Washington, D.C. Reagan-National

Mon 2/2

06:59-10:55

2 stops22h 56m

£579

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Mon 12/1

11:55-21:45

2 stops14h 50m

Washington, D.C. Reagan-National

Thu 15/1

15:25-10:55

2 stops14h 30m

£587

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Tue 3/2

11:55-21:45

2 stops14h 50m

Washington, D.C. Reagan-National

Wed 18/2

15:40-10:55

2 stops14h 15m

£592

Flights are sorted by cheapest return flights first.

Deals found on 18/12

Showing 1-10 of 22 results
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Best time to book a flight from Gatwick to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Gatwick with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Gatwick Airport to Washington, D.C. Reagan-National Airport

What’s the top stopover airport for flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport?

Share of one-stop return flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Boston (BOS) – chosen by Cheapflights users on 55% of one-stop itineraries from London Gatwick Airport to Washington, D.C. Reagan-National Airport on Cheapflights.

What’s the cheapest stopover airport for flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport?

Average return fare for one-stop flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

New York (JFK) is the most affordable one-stop option, with an average return flight price of £820.

What’s the fastest stopover option from London Gatwick Airport to Washington, D.C. Reagan-National Airport?

Shortest average travel time for one-stop one-way flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Boston (BOS) have the shortest average one-way travel time for one-stop routes: 12h 09m.

Which airport typically offers the quickest stopover for flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport?

Average stopover duration for one-stop one-way flights from London Gatwick Airport to Washington, D.C. Reagan-National Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Boston (BOS) offer the fastest connection on this route, with an average stopover time of 2h 34m.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Gatwick Airport to Washington, D.C. Reagan-National Airport?

    A quick flight from London Gatwick Airport to Washington, D.C. Reagan-National Airport can take about 17h 05m. British Airways provides one of the quickest options available for as low as £499. Airlines will cover a distance of 3670 mi.

  • Can I find deals for flights from Gatwick to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Gatwick to Reagan-National flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Reagan-National.

  • Can I find deals for business class flights from Gatwick to Reagan-National?

    Yes. Cheapflights offers flight deals from Gatwick to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Woodbridge
Arlington
Alexandria
College Park

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Why should you use Cheapflights to find cheap flight tickets from Gatwick to Reagan-National?

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Can Cheapflights find flights from Gatwick to Reagan-National with no change fees?

Certainly. Search results for flights to Reagan-National from Gatwick shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Gatwick to Reagan-National become cheaper?

Yes, Cheapflights offers price alerts on Gatwick to Reagan-National flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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