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Gatwick

$244+ Cheap flights from Washington to Gatwick (LGW)

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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGW
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 September 11, 2025.

Round-trip from

$506
(oojo)

One-way from

$244
(Norse)

Popular in

June

Cheapest in

October

Average price

$696
From Washington to London Gatwick
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One-way flight from Washington to London Gatwick
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Highest demand for flights based on searches. 15% potential increase in price ($139 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Washington to Gatwick

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 September 11, 2025.

This oojo deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/227:00 pmSEA - LGW
1 stop11h 35mIcelandair
Sat 9/273:40 pmLGW - SEA
1 stop13h 00mIcelandair
Deal found 9/8$506
This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/213:45 pmSEA - LGW
1 stop14h 55mIcelandair
Sun 10/262:40 pmLGW - SEA
1 stop34h 20mIcelandair
Deal found 9/11$508
This Gurufare deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:00 pmSEA - LGW
1 stop11h 40mIcelandair
Thu 10/3011:55 amLGW - SEA
1 stop13h 05mIcelandair
Deal found 9/11$511
This Icelandair deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:00 pmSEA - LGW
1 stop11h 40mIcelandair
Thu 11/611:55 amLGW - SEA
1 stop13h 05mIcelandair
Deal found 9/8$517
This Icelandair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/33:45 pmSEA - LGW
1 stop14h 55mIcelandair
Mon 10/133:40 pmLGW - SEA
1 stop13h 00mIcelandair
Deal found 9/10$518
This Icelandair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:35 pmSEA - LGW
1 stop12h 20mIcelandair
Tue 11/2511:55 amLGW - SEA
1 stop13h 05mIcelandair
Deal found 9/11$519
This Cheapflightsfares deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/267:00 pmSEA - LGW
1 stop11h 40mIcelandair
Mon 9/293:40 pmLGW - SEA
1 stop13h 00mIcelandair
Deal found 9/11$520
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:35 pmSEA - LGW
1 stop16h 40mMultiple Airlines
Wed 10/229:45 amLGW - SEA
1 stop16h 05mMultiple Airlines
Deal found 9/10$522
This KAYAK deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/13:28 pmSEA - LGW
2 stops18h 27mSWISS
Mon 10/206:35 pmLGW - SEA
2 stops32h 01mSWISS
Deal found 9/9$524
This Icelandair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/287:00 pmSEA - LGW
1 stop11h 40mIcelandair
Fri 10/3111:55 amLGW - SEA
1 stop13h 05mIcelandair
Deal found 9/11$525
This Expedia deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/237:00 pmSEA - LGW
1 stop11h 40mIcelandair
Sat 9/273:40 pmLGW - SEA
1 stop13h 00mIcelandair
Deal found 9/9$531
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/63:20 pmPDX - LGW
1 stop15h 15mIcelandair
Wed 10/223:40 pmLGW - PDX
1 stop34h 15mIcelandair
Deal found 9/11$553

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated September 11, 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

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Tue 10/14

3:45 pm-2:40 pm

1 stop14h 55m

London Gatwick

Thu 10/23

3:40 pm-8:40 pm

1 stop13h 00m

$518

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sat 10/4

3:45 pm-2:35 pm

1 stop14h 50m

London Gatwick

Thu 10/16

3:40 pm-8:40 pm

1 stop13h 00m

$518

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sun 10/5

7:00 pm-2:40 pm

1 stop11h 40m

London Gatwick

Wed 10/15

3:40 pm-8:40 pm

1 stop13h 00m

$518

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Fri 10/3

7:00 pm-2:40 pm

1 stop11h 40m

London Gatwick

Wed 10/15

3:40 pm-8:40 pm

1 stop13h 00m

$518

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Mon 10/13

7:00 pm-2:35 pm

1 stop11h 35m

London Gatwick

Thu 10/23

3:40 pm-8:40 pm

1 stop13h 00m

$518

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sun 11/9

2:35 pm-10:55 am

1 stop12h 20m

London Gatwick

Fri 11/21

11:55 am-5:00 pm

1 stop13h 05m

$519

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sat 11/15

2:35 pm-10:55 am

1 stop12h 20m

London Gatwick

Sat 11/22

11:55 am-5:00 pm

1 stop13h 05m

$519

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sun 11/9

2:35 pm-10:55 am

1 stop12h 20m

London Gatwick

Tue 11/18

11:55 am-5:00 pm

1 stop13h 05m

$519

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sun 11/16

2:35 pm-10:55 am

1 stop12h 20m

London Gatwick

Thu 11/20

11:55 am-5:00 pm

1 stop13h 05m

$519

SeattleLondon

SEA - LGW

SEALGW

Seattle/Tacoma Intl

Sun 11/9

2:35 pm-10:55 am

1 stop12h 20m

London Gatwick

Sun 11/16

11:55 am-5:00 pm

1 stop13h 05m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 58 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 round-trip 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, January is the cheapest month in which you can book a flight from State of Washington to London Gatwick Airport (average of $569). Flying from State of Washington to London Gatwick Airport in June is currently the most expensive (average of $765). 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.

What is the cheapest time of day to fly from WA to LGW?

Find hourly flight availability from Washington to Gatwick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from State of Washington to London Gatwick Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from State of Washington to London Gatwick Airport?

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?

    A quick flight from State of Washington to London Gatwick Airport can take about 14h 55m. Icelandair provides one of the quickest options available for as low as $518. The distance between State of Washington and London Gatwick Airport is about 4807 mi.

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

    While some choose either Portland - London Gatwick or Spokane - London Gatwick, Seattle/Tacoma Intl - London Gatwick is the most popular 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 vacation 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, January is the cheapest month in which you can book a flight from State of Washington to London Gatwick Airport (average of $569). Flying from State of Washington to London Gatwick Airport in June is currently the most expensive (average of $765). 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

Traveling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Wembley
Folkestone
Chichester
Arundel

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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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Top airline flying from Washington to Gatwick

Discover the top airline that operate flights from Washington to Gatwick. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$494Average$648FlexibilityNo cancel feeOn-time76%

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