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Cheap flights from Washington to London Gatwick Airport from £192

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGW
14 דצמ' — 21 דצמ'1
1 adult
1 adult, Economy, 0 bags

Find 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 14 נובמבר 2025.

ג' 2/1214:35SEA - LGW
3 stops19h 15mMultiple Airlines
ג' 9/1208:50LGW - SEA
2 stops16h 10mMultiple Airlines
Deal found 11/11£414
ג' 2/1208:10SEA - LGW
2 stops18h 40mMultiple Airlines
ב' 8/1219:20LGW - SEA
2 stops24h 50mMultiple Airlines
Deal found 12/11£416
ב' 1/1220:05SEA - LGW
1 stop13h 15mMultiple Airlines
ו' 5/1213:20LGW - SEA
1 stop13h 00mMultiple Airlines
Deal found 11/11£423
ב' 1/1220:05SEA - LGW
1 stop13h 15mMultiple Airlines
ב' 8/1209:40LGW - SEA
1 stop16h 40mMultiple Airlines
Deal found 13/11£426
ג' 25/1105:50SEA - LGW
3 stops29h 40mMultiple Airlines
ג' 2/1221:40LGW - SEA
3 stops29h 36mMultiple Airlines
Deal found 13/11£433
ב' 24/1114:45PDX - LGW
1 stop12h 10mIcelandair
א' 7/1211:55LGW - PDX
1 stop13h 05mIcelandair
Deal found 13/11£435
א' 30/1114:35SEA - LGW
2 stops24h 45mMultiple Airlines
ג' 9/1206:45LGW - SEA
2 stops18h 15mMultiple Airlines
Deal found 13/11£439
ב' 24/1114:45PDX - LGW
1 stop12h 10mIcelandair
ד' 3/1211:55LGW - PDX
1 stop13h 05mIcelandair
Deal found 12/11£440
ד' 3/1214:35SEA - LGW
2 stops22h 25mMultiple Airlines
ג' 9/1208:10LGW - SEA
2 stops16h 50mMultiple Airlines
Deal found 13/11£449
ו' 5/1220:05SEA - LGW
1 stop13h 35mMultiple Airlines
ב' 15/1209:00LGW - SEA
1 stop17h 20mMultiple Airlines
Deal found 13/11£459
ד' 3/1215:25SEA - LGW
2 stops18h 25mSWISS
ג' 9/1218:40LGW - SEA
2 stops35h 48mSWISS
Deal found 13/11£473
ה' 4/1214:45PDX - LGW
2 stops19h 00mMultiple Airlines
ב' 8/1207:00LGW - PDX
2 stops18h 00mMultiple Airlines
Deal found 12/11£484

Cheap flight deals from Washington to Gatwick

Keep the following information in mind while searching for Washington to Gatwick flight deals. Data was last updated 14 נובמבר 2025.

Round-trip from

£400

One-way from

£192

Popular in

June

Cheapest in

October

Average price

£502
Icelandair
  • Icelandair
  • 25/3-8/4
  • 2 total stops
  • 46h 30m total
  • Washington to London
Search Deals
11/1
  • 11/1
  • 3 total stops
  • 57h 50m total
  • Washington to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 14 נובמבר 2025.
Use the filters below to find and compare flights from Washington to London Gatwick Airport that are best for you.

Fly from

Washington

Fly to

Gatwick

Route

Depart

Return

Price

PortlandLondon

PDX - LGW

PDXLGW

Portland

ג' 5/5

15:45-14:40

1 stop14h 55m

London Gatwick

ג' 19/5

15:40-17:55

1 stop34h 15m

£431

PortlandLondon

PDX - LGW

PDXLGW

Portland

ג' 10/3

15:45-10:55

1 stop12h 10m

London Gatwick

ד' 18/3

11:55-18:00

1 stop13h 05m

£446

PortlandLondon

PDX - LGW

PDXLGW

Portland

ג' 10/3

15:45-10:55

1 stop12h 10m

London Gatwick

ו' 20/3

11:55-18:00

1 stop13h 05m

£446

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

ג' 24/3

15:35-10:55

1 stop12h 20m

London Gatwick

ש' 4/4

15:40-20:45

1 stop13h 05m

£449

PortlandLondon

PDX - LGW

PDXLGW

Portland

ב' 16/3

15:45-10:55

1 stop12h 10m

London Gatwick

ה' 23/4

15:40-18:00

1 stop34h 20m

£457

PortlandLondon

PDX - LGW

PDXLGW

Portland

ש' 14/3

15:45-10:55

1 stop12h 10m

London Gatwick

ו' 20/3

11:55-18:00

1 stop13h 05m

£465

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

ב' 12/1

14:40-06:00

1 stop31h 20m

London Gatwick

ה' 15/1

14:00-10:33

1 stop28h 33m

£470

PortlandLondon

PDX - LGW

PDXLGW

Portland

ש' 18/4

15:45-14:40

1 stop14h 55m

London Gatwick

ג' 28/4

15:40-18:00

1 stop34h 20m

£493

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

ב' 5/1

14:35-10:55

1 stop12h 20m

London Gatwick

ש' 10/1

11:55-17:00

1 stop13h 05m

£502

SpokaneLondon

GEG - LGW

GEGLGW

Spokane

ד' 4/3

05:51-09:00

2 stops19h 09m

London Gatwick

ב' 9/3

12:30-12:52

2 stops31h 22m

£511

Flights are sorted by cheapest return flights first.

Deals found on 11/11

Showing 1-10 of 54 results
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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

What is the cheapest month to book a flight from State of Washington to London Gatwick Airport?

Currently, May is the cheapest month in which you can book a flight from State of Washington to London Gatwick Airport (average of £375). Flying from State of Washington to London Gatwick Airport in June is currently the most expensive (average of £609). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 14h 55m. 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.

  • What is the cheapest month to book a flight from State of Washington to London Gatwick Airport?

    Currently, May is the cheapest month in which you can book a flight from State of Washington to London Gatwick Airport (average of £375). Flying from State of Washington to London Gatwick Airport in June is currently the most expensive (average of £609). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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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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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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