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Cheap flights from Washington to London Gatwick Airport from £198

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 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGW
30 Aug — 6 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington to Gatwick

Enter your travel dates to find the best prices.

Cheapest flights from Washington to Gatwick
Explore the most affordable flight options available from Washington to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2026.

Sun 27/915:55
SEA
-
LGW
2 stops19h 20m
Multiple Airlines
Fri 2/1019:55
LGW
-
SEA
2 stops25h 50m
Multiple Airlines
Deal found 29/7£469
Thu 10/905:50
SEA
-
LGW
3 stops29h 25m
Multiple Airlines
Thu 17/919:55
LGW
-
SEA
2 stops24h 00m
Multiple Airlines
Deal found 27/7£469
Tue 10/1114:35
SEA
-
LGW
2 stops17h 45m
Multiple Airlines
Tue 17/1119:30
LGW
-
SEA
3 stops29h 30m
Multiple Airlines
Deal found 28/7£472
Tue 22/914:10
SEA
-
LGW
2 stops21h 05m
Multiple Airlines
Tue 29/919:55
LGW
-
SEA
3 stops30h 37m
Multiple Airlines
Deal found 28/7£472
Mon 17/819:00
SEA
-
LGW
3 stops30h 10m
Multiple Airlines
Tue 25/811:00
LGW
-
SEA
2 stops32h 45m
Multiple Airlines
Deal found 27/7£474
Mon 21/908:00
SEA
-
LGW
3 stops27h 15m
Multiple Airlines
Mon 5/1017:00
LGW
-
SEA
3 stops31h 59m
Multiple Airlines
Deal found 28/7£480
Wed 26/819:00
SEA
-
LGW
3 stops29h 05m
Multiple Airlines
Wed 2/911:00
LGW
-
SEA
2 stops32h 45m
Multiple Airlines
Deal found 29/7£483
Sun 11/1015:40
SEA
-
LGW
2 stops19h 35m
Multiple Airlines
Sun 18/1010:15
LGW
-
SEA
2 stops18h 25m
Multiple Airlines
Deal found 28/7£484
Wed 14/1008:00
SEA
-
LGW
3 stops28h 10m
Multiple Airlines
Tue 20/1020:50
LGW
-
SEA
2 stops28h 09m
Multiple Airlines
Deal found 27/7£486
Tue 25/819:00
SEA
-
LGW
3 stops29h 40m
Multiple Airlines
Wed 2/911:00
LGW
-
SEA
2 stops32h 45m
Multiple Airlines
Deal found 30/7£486
Mon 17/819:00
SEA
-
LGW
3 stops30h 10m
Multiple Airlines
Mon 24/820:45
LGW
-
SEA
3 stops29h 10m
Multiple Airlines
Deal found 27/7£487
Sat 17/1015:30
PDX
-
LGW
1 stop15h 05m
Icelandair
Mon 2/1111:55
LGW
-
PDX
1 stop13h 05m
Icelandair
Deal found 30/7£653

Find flight deals from Washington to Gatwick

Keep the following information in mind while searching for Washington to Gatwick flight deals. Data was last updated 31 July 2026.

Round-trip from

£469

One-way from

£198

Popular in

June

Cheapest in

January

Average price

£780
27/9-2/10
  • 27/9-2/10
  • 4 total stops
  • 45h 10m total
  • Washington to London
Search Deals
23/8
  • 23/8
  • 2 total stops
  • 43h 25m total
  • Washington to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£125 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Washington 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 31 July 2026.
Use the filters below to find and compare flights from Washington to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Wed 18/11

07:00-09:00

2 stops18h 00m

London Gatwick

Wed 25/11

10:00-21:08

2 stops19h 08m

£661

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sun 25/10

07:00-09:00

2 stops19h 00m

London Gatwick

Mon 2/11

10:00-23:59

2 stops21h 59m

£698

PortlandLondon

PDX - LGW

PDXLGW

Portland

Fri 25/9

21:30-06:20

1 stop24h 50m

London Gatwick

Wed 30/9

14:00-20:12

1 stop38h 12m

£703

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sun 6/9

09:25-09:25

2 stops16h 00m

London Gatwick

Tue 22/9

10:35-22:54

2 stops20h 19m

£706

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Tue 25/8

09:25-09:25

2 stops16h 00m

London Gatwick

Tue 1/9

10:35-21:16

2 stops18h 41m

£706

PortlandLondon

PDX - LGW

PDXLGW

Portland

Tue 3/11

13:00-15:45

2 stops18h 45m

London Gatwick

Sun 15/11

10:00-21:57

2 stops19h 57m

£706

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sat 19/9

13:30-16:00

1 stop18h 30m

London Gatwick

Mon 21/9

10:25-23:58

2 stops21h 33m

£711

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sun 27/9

15:59-16:00

2 stops16h 01m

London Gatwick

Sun 11/10

10:25-21:10

2 stops18h 45m

£719

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Sat 3/10

06:45-09:20

2 stops18h 35m

London Gatwick

Tue 27/10

10:00-23:59

2 stops20h 59m

£720

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

Fri 16/10

11:18-09:25

2 stops14h 07m

London Gatwick

Fri 23/10

10:25-21:10

2 stops18h 45m

£720

Flights are sorted by cheapest return flights first.

Deals found on 27/7

Showing 1-10 of 52 resultsSorted by cheapest first
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6

Best time to book a flight from Washington to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Washington 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 Washington to London Gatwick Airport

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington 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 State of Washington to London Gatwick Airport?

    Departing from State of Washington to London Gatwick Airport will take you 17h 23m. The distance between State of Washington and London Gatwick Airport is about 4921 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from State of Washington to London Gatwick Airport?

    Most travelers choose Seattle/Tacoma Intl - London Gatwick, Portland - London Gatwick or Spokane - London Gatwick when deciding on the best route from State of Washington to London Gatwick Airport.

  • Can I find deals for flights from Washington to Gatwick that include hotel bookings?

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

  • How can I find direct flights from Washington to Gatwick?

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

  • Can I find deals for business class flights from Washington to Gatwick?

    Yes. Cheapflights offers flight deals from Washington 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
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Brentford
Eastbourne
Watford
Southend-on-Sea
Enfield
Kingston upon Thames
Southall
Aylesbury
Dover
Romford

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Alternative routes for Washington to Gatwick

See prices for flight routes from nearby airports that may be better suited for you.
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O'Hare Intl to Stansted flights
San Francisco to London City flights
O'Hare Intl to London City flights
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Yes, we can. To see specific flights from Washington to Gatwick with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Washington to Gatwick become cheaper?

Yes, Cheapflights offers price alerts on Washington to Gatwick 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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