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Cheap flights from Washington, D.C. Reagan-National Airport to London Gatwick Airport from £219

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — LGW
12 Dec — 19 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Reagan-National to Gatwick

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Gatwick (LGW). 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 12 November 2025.

Round-trip from

£429

One-way from

£219

Popular in

June

Cheapest in

September

Average price

£590
British Airways
  • British Airways
  • 14/1-22/1
  • 2 total stops
  • 33h 14m total
  • Washington, D.C. to London
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6/12
  • 6/12
  • 3 total stops
  • 31h 00m total
  • Washington, D.C. to London
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£51 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Find flight deals from Reagan-National to Gatwick

Enter your travel dates to find the best prices.

Cheapest flights from Reagan-National to Gatwick
Explore the most affordable flight options available from Reagan-National to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 November 2025.

Mon 1/1216:10DCA - LGW
3 stops23h 50mMultiple Airlines
Mon 8/1217:35LGW - DCA
3 stops34h 00mMultiple Airlines
Deal found 11/11£447
Mon 1/1206:00DCA - LGW
2 stops33h 15mMultiple Airlines
Fri 12/1207:00LGW - DCA
2 stops19h 56mMultiple Airlines
Deal found 11/11£457
Wed 26/1116:10DCA - LGW
2 stops21h 55mMultiple Airlines
Wed 3/1208:40LGW - DCA
3 stops18h 16mMultiple Airlines
Deal found 9/11£467
Wed 12/1112:55DCA - LGW
3 stops23h 35mMultiple Airlines
Wed 19/1108:40LGW - DCA
3 stops18h 16mMultiple Airlines
Deal found 9/11£483
Sun 16/1116:10DCA - LGW
2 stops19h 35mMultiple Airlines
Sun 23/1108:20LGW - DCA
2 stops18h 36mMultiple Airlines
Deal found 9/11£518
Sat 29/1111:05DCA - LGW
3 stops18h 30mMultiple Airlines
Sat 6/1220:10LGW - DCA
2 stops26h 55mMultiple Airlines
Deal found 11/11£546
Wed 26/1116:10DCA - LGW
2 stops17h 00mMultiple Airlines
Mon 1/1217:30LGW - DCA
3 stops27h 01mMultiple Airlines
Deal found 11/11£547
Thu 13/1110:20DCA - LGW
1 stop17h 40mAmerican Airlines
Mon 17/1111:20LGW - DCA
2 stops17h 14mAmerican Airlines
Deal found 10/11£552

Cheapflights Fare Finder

 
Customise your flight search to find flights from Reagan-National to Gatwick 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 12 November 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to London Gatwick Airport that are best for you.

Fly from

Reagan-National

Fly to

Gatwick

Route

Depart

Return

Price

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Sat 2/5

09:59-08:40

1 stop17h 41m

London Gatwick

Mon 11/5

12:20-21:30

1 stop14h 10m

£569

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Thu 5/3

07:00-10:55

2 stops22h 55m

London Gatwick

Mon 9/3

11:55-08:01

2 stops24h 06m

£635

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Thu 26/3

09:15-10:55

2 stops21h 40m

London Gatwick

Thu 2/4

15:40-08:01

2 stops21h 21m

£662

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Wed 14/1

13:00-10:55

2 stops16h 55m

London Gatwick

Mon 19/1

11:55-21:51

2 stops14h 56m

£671

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Mon 12/1

13:00-10:55

2 stops16h 55m

London Gatwick

Mon 19/1

11:55-21:51

2 stops14h 56m

£671

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Wed 24/12

08:30-07:30

2 stops18h 00m

London Gatwick

Wed 31/12

11:20-23:45

2 stops17h 25m

£677

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Sun 3/5

18:45-14:40

2 stops14h 55m

London Gatwick

Thu 7/5

15:40-07:40

2 stops45h 00m

£681

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Thu 25/12

08:20-09:00

1 stop19h 40m

London Gatwick

Thu 1/1

12:30-21:22

1 stop13h 52m

£728

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Wed 26/11

17:03-16:25

2 stops18h 22m

London Gatwick

Fri 5/12

10:00-22:57

2 stops17h 57m

£730

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Fri 16/1

13:00-10:55

2 stops16h 55m

London Gatwick

Mon 19/1

11:55-21:51

2 stops14h 56m

£764

Flights are sorted by cheapest return flights first.

Deals found on 11/11

Showing 1-10 of 21 results
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Best time to book a flight from Reagan-National to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Reagan-National 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.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Gatwick. 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 Washington, D.C. Reagan-National Airport to London Gatwick Airport?

    For as low as £679, Icelandair can have you in London Gatwick Airport from Washington, D.C. Reagan-National Airport in 18h 10m. Washington, D.C. Reagan-National Airport and London Gatwick Airport are separated by a distance of 3670 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reagan-National to Gatwick 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 London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Crawley
Brentford
Romford
Chichester
Ipswich
Bedford
Eastbourne

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