$284+ Cheap flights from Seattle (SEA) 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGW
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Gatwick with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Gatwick
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Cheapest flights from Seattle to GatwickExplore the most affordable flight options available from Seattle to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from Seattle to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This Mytrip deal was found by Cheapflights users on 8/21. 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.
Wed 11/47:45 am -
3 stops27h 45m
Sun 11/159:15 am -
3 stops34h 45m
Deal found 8/21![Multiple Airlines logo]()
$653
This Mytrip deal was found by Cheapflights users on 8/20. 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.
Sun 9/273:40 pm -
3 stops33h 30m
Tue 10/611:00 am -
2 stops17h 40m
Deal found 8/20![Multiple Airlines logo]()
$655
This Mytrip deal was found by Cheapflights users on 8/19. 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.
Sun 10/43:55 pm -
2 stops19h 20m
Fri 10/97:05 am -
1 stop14h 40m
Deal found 8/19![Multiple Airlines logo]()
$657
This Mytrip deal was found by Cheapflights users on 8/19. 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.
Sun 11/12:50 pm -
3 stops21h 20m
Mon 11/97:30 pm -
3 stops30h 52m
Deal found 8/19![Multiple Airlines logo]()
$659
This Mytrip deal was found by Cheapflights users on 8/21. 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.
Fri 10/97:00 pm -
2 stops15h 00m
Fri 10/165:00 pm -
3 stops35h 40m
Deal found 8/21![Multiple Airlines logo]()
$664
This Mytrip deal was found by Cheapflights users on 8/19. 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.
Sat 10/33:55 pm -
1 stop22h 45m
Sat 10/101:40 pm -
2 stops32h 05m
Deal found 8/19![Multiple Airlines logo]()
$665
This Mytrip deal was found by Cheapflights users on 8/16. 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 9/283:40 pm -
2 stops19h 35m
Mon 10/55:20 pm -
3 stops32h 35m
Deal found 8/16![Multiple Airlines logo]()
$667
This Mytrip deal was found by Cheapflights users on 8/19. 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.
Wed 11/1110:10 am -
3 stops24h 40m
Tue 11/177:30 pm -
2 stops25h 30m
Deal found 8/19![Multiple Airlines logo]()
$668
This Mytrip deal was found by Cheapflights users on 8/18. 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.
Sun 9/277:00 pm -
3 stops29h 05m
Mon 10/128:45 pm -
3 stops29h 10m
Deal found 8/18![Multiple Airlines logo]()
$674
This Mytrip deal was found by Cheapflights users on 8/20. 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.
Sun 10/113:40 pm -
3 stops33h 00m
Sun 10/1810:15 am -
2 stops18h 25m
Deal found 8/20![Multiple Airlines logo]()
$677
Best flights from Seattle to GatwickDiscover carefully curated flight deals from Seattle to Gatwick that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from Seattle to Gatwick that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This Icelandair deal was found by Cheapflights users on 8/19. 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.
Wed 10/217:00 pm -
1 stop11h 40m
Fri 11/611:55 am -
1 stop13h 05m
Deal found 8/19![Icelandair logo]()
$822
This Virgin Atlantic deal was found by Cheapflights users on 8/19. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/103:30 pm -
1 stop16h 15m
Wed 2/1710:00 am -
2 stops20h 04m
Deal found 8/19![Virgin Atlantic logo]()
$882
This Turkish Airlines deal was found by Cheapflights users on 8/20. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:05 pm -
1 stop19h 30m
Wed 11/1810:05 am -
1 stop39h 05m
Deal found 8/20![Turkish Airlines logo]()
$888
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:30 pm -
1 stop11h 55m
Sat 10/1010:25 am -
1 stop15h 22m
Deal found 8/16![Delta logo]()
$1,013
This Condor deal was found by Cheapflights users on 8/20. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:10 pm -
1 stop16h 40m
Sat 9/1910:20 am -
1 stop13h 40m
Deal found 8/20![Condor logo]()
$1,227
This Icelandair deal was found by Cheapflights users on 8/20. 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.
Tue 9/157:00 pm -
1 stop11h 40m
Thu 9/243:40 pm -
1 stop13h 00m
Deal found 8/20![Icelandair logo]()
$836
This Virgin Atlantic deal was found by Cheapflights users on 8/17. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3010:12 am -
2 stops21h 33m
Mon 12/710:00 am -
2 stops21h 00m
Deal found 8/17![Virgin Atlantic logo]()
$932
This Icelandair deal was found by Cheapflights users on 8/21. 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.
Sat 10/33:40 pm -
1 stop14h 55m
Sun 10/113:40 pm -
1 stop13h 00m
Deal found 8/21![Icelandair logo]()
$986
This Turkish Airlines deal was found by Cheapflights users on 8/20. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/317:05 pm -
1 stop30h 05m
Thu 2/46:30 am -
1 stop18h 40m
Deal found 8/20![Turkish Airlines logo]()
$1,201
This Turkish Airlines deal was found by Cheapflights users on 8/20. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:50 am -
2 stops27h 35m
Sat 10/1010:50 am -
1 stop38h 30m
Deal found 8/20![Turkish Airlines logo]()
$1,366
Last-minute flights from Seattle to GatwickDiscover last-minute flight deals from Seattle to Gatwick. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Gatwick. Data last updated August 21, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 8/17. 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.
Sat 9/55:50 am -
3 stops29h 45m
Tue 9/157:55 pm -
2 stops29h 04m
Deal found 8/17![Multiple Airlines logo]()
$692
This Mytrip deal was found by Cheapflights users on 8/18. 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 9/158:00 am -
3 stops27h 15m
Tue 9/2910:00 am -
3 stops33h 55m
Deal found 8/18![Multiple Airlines logo]()
$686
This Mytrip deal was found by Cheapflights users on 8/17. 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 9/158:00 am -
3 stops27h 15m
Mon 9/217:55 pm -
3 stops34h 52m
Deal found 8/17![Multiple Airlines logo]()
$691
This Mytrip deal was found by Cheapflights users on 8/18. 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.
Thu 9/178:00 am -
3 stops27h 15m
Thu 9/2411:00 am -
2 stops32h 55m
Deal found 8/18![Multiple Airlines logo]()
$701
This Mytrip deal was found by Cheapflights users on 8/20. 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.
Sun 9/273:40 pm -
3 stops33h 30m
Tue 10/611:00 am -
2 stops17h 40m
Deal found 8/20![Multiple Airlines logo]()
$655
This Mytrip deal was found by Cheapflights users on 8/18. 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.
Sun 9/277:00 pm -
3 stops29h 05m
Mon 10/128:45 pm -
3 stops29h 10m
Deal found 8/18![Multiple Airlines logo]()
$674
This Mytrip deal was found by Cheapflights users on 8/16. 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 9/283:40 pm -
2 stops19h 35m
Mon 10/55:20 pm -
3 stops32h 35m
Deal found 8/16![Multiple Airlines logo]()
$667
One-way flights from Seattle to GatwickSearch for one-way flight options from Seattle to Gatwick. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
Search for one-way flight options from Seattle to Gatwick. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:00 pm -
2 stops30h 10m
Deal found 8/17![Multiple Airlines logo]()
$284
This Mytrip deal was found by Cheapflights users on 8/16. 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.
Wed 10/73:40 pm -
1 stop15h 00m
Deal found 8/16![Icelandair logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:00 pm -
3 stops29h 20m
Deal found 8/16![Multiple Airlines logo]()
$287
This Mytrip deal was found by Cheapflights users on 8/16. 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.
Wed 10/143:40 pm -
2 stops16h 40m
Deal found 8/16![Multiple Airlines logo]()
$288
This oojo deal was found by Cheapflights users on 8/16. 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.
Wed 10/147:00 pm -
1 stop11h 40m
Deal found 8/16![Icelandair logo]()
$289
This oojo deal was found by Cheapflights users on 8/16. 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.
Tue 10/67:00 pm -
1 stop11h 40m
Deal found 8/16![Icelandair logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/213:40 pm -
2 stops16h 40m
Deal found 8/17![Multiple Airlines logo]()
$293
This Mytrip deal was found by Cheapflights users on 8/16. 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 10/67:00 pm -
2 stops15h 25m
Deal found 8/16![Multiple Airlines logo]()
$295
This Mytrip deal was found by Cheapflights users on 8/16. 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.
Wed 10/73:40 pm -
2 stops17h 35m
Deal found 8/16![Multiple Airlines logo]()
$300
Find flight deals from Seattle to Gatwick
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 August 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $655 (Mytrip) |
One-way from | $284 (Kiwi.com) |
Popular in | July |
Cheapest in | November |
Average price | $866 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle 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 7,457,451 searches. Data last updated August 21, 2026.
Use the filters below to find and compare flights from Seattle to London Gatwick Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleLondon
SEA Seattle/Tacoma Intl - LGW London Gatwick
SEALGW
Seattle/Tacoma Intl
Wed 10/21
7:00 pm-2:40 pm
1 stop11h 40m
London Gatwick
Fri 11/6
11:55 am-5:00 pm
1 stop13h 05m
$822
Quickest round-trip
SeattleLondon
SEA Seattle/Tacoma Intl - LGW London Gatwick
SEALGW
Seattle/Tacoma Intl
Tue 9/15
7:00 pm-2:40 pm
1 stop11h 40m
London Gatwick
Thu 9/24
3:40 pm-8:40 pm
1 stop13h 00m
$836
SeattleLondon
SEA Seattle/Tacoma Intl - LGW London Gatwick
SEALGW
Seattle/Tacoma Intl
Wed 2/10
3:30 pm-3:45 pm
1 stop16h 15m
London Gatwick
Wed 2/17
10:00 am-10:04 pm
2 stops20h 04m
$882
SeattleLondon
SEA Seattle/Tacoma Intl - LGW London Gatwick
SEALGW
Seattle/Tacoma Intl
Wed 11/11
7:05 pm-10:35 pm
1 stop19h 30m
London Gatwick
Wed 11/18
10:05 am-5:10 pm
1 stop39h 05m
$888
SeattleLondon
SEA Seattle/Tacoma Intl - LGW London Gatwick
SEALGW
Seattle/Tacoma Intl
Mon 11/30
10:12 am-3:45 pm
2 stops21h 33m
London Gatwick
Mon 12/7
10:00 am-11:00 pm
2 stops21h 00m
$932
SeattleLondon
SEA Seattle/Tacoma Intl - LGW London Gatwick
SEALGW
Seattle/Tacoma Intl
Sat 10/3
3:40 pm-2:35 pm
1 stop14h 55m
London Gatwick
Sun 10/11
3:40 pm-8:40 pm
1 stop13h 00m
$986
SeattleLondon
SEA Seattle/Tacoma Intl - LGW London Gatwick
SEALGW
Seattle/Tacoma Intl
Fri 9/25
1:30 pm-9:25 am
1 stop11h 55m
London Gatwick
Sat 10/10
10:25 am-5:47 pm
1 stop15h 22m
$1,013
SeattleLondon
SEA Seattle/Tacoma Intl - LGW London Gatwick
SEALGW
Seattle/Tacoma Intl
Sun 1/31
7:05 pm-9:10 am
1 stop30h 05m
London Gatwick
Thu 2/4
6:30 am-5:10 pm
1 stop18h 40m
$1,201
SeattleLondon
SEA Seattle/Tacoma Intl - LGW London Gatwick
SEALGW
Seattle/Tacoma Intl
Mon 9/14
6:10 pm-6:50 pm
1 stop16h 40m
London Gatwick
Sat 9/19
10:20 am-4:00 pm
1 stop13h 40m
$1,227
SeattleLondon
SEA Seattle/Tacoma Intl - LGW London Gatwick
SEALGW
Seattle/Tacoma Intl
Sun 9/27
10:50 am-10:25 pm
2 stops27h 35m
London Gatwick
Sat 10/10
10:50 am-5:20 pm
1 stop38h 30m
$1,366
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Seattle to Gatwick
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Gatwick in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-London Gatwick Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-London Gatwick Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-London Gatwick Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-London Gatwick Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-London Gatwick Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Gatwick
Have a flexible travel schedule? Discover the best time to fly to Gatwick from Seattle with our price prediction graph.
SEA-LGW
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.
Reviews of airlines servicing Gatwick
Get insights into the airlines that provide service to Gatwick. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Gatwick. Reviews last updated August 21, 2026.
Read through reviews of airlines operating flights from Seattle to London Gatwick Airport, such as Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.1
Boarding
7.1
Overall
6.9
Crew
8.0
Entertainment
6.8
Comfort
6.8
Reviews
1 / 20
6.0
GoodWilliam,Jun 2026
SEA - KEF
Food
6.1
Boarding
7.1
Overall
6.9
Crew
8.0
Entertainment
6.8
Comfort
6.8
Reviews
1 / 20
6.0
GoodWilliam,Jun 2026
SEA - KEF
Related info for your journey
Find useful and relevant information for your journey from Seattle to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near London Gatwick Airport?
Book flights to London Gatwick Airport if you plan to visit one of these locationsIlford
Dorking
Winchester
Gatwick
Hounslow
Wembley
Harrow
Eastleigh
Southend-on-Sea
Watford
Dartford
Croydon
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
Harlow
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Other flights to Gatwick
Explore flights to Gatwick departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 21, 2026.
Seattle and Gatwick flights
Browse other Seattle and Gatwick flight options. Last updated on August 21, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on August 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Seattle to Gatwick
Discover the top airline that operate flights from Seattle 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 7,457,451 searches. Data last updated August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$498 | Average$703 | FlexibilityNo cancel fee | On-time76% |