$282+ 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA ā LGW
Aug 23 ā Aug 301
Round-trip
1 adult, Economy
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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 July 24, 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 July 24, 2026.
This Mytrip deal was found by Cheapflights users on 7/20. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Mytrip is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Wed 8/197:00 pm
SEA
- LGW
3 stops29h 05m
Multiple Airlines
Tue 8/258:35 pm
LGW
- SEA
3 stops45h 05m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$676
This Mytrip deal was found by Cheapflights users on 7/21. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Mytrip is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Thu 10/157:00 pm
SEA
- LGW
2 stops17h 00m
Multiple Airlines
Thu 10/223:40 pm
LGW
- SEA
1 stop34h 15m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$677
This Cheapflightsfares deal was found by Cheapflights users on 7/19. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Cheapflightsfares is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Wed 10/215:40 pm
SEA
- LGW
1 stop17h 05m
Condor
Tue 10/279:55 am
LGW
- SEA
1 stop14h 00m
Condor
Deal found 7/19![Condor logo]()
$678
This Gotogate deal was found by Cheapflights users on 7/21. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Gotogate is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Tue 10/67:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Tue 10/133:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 7/21![Icelandair logo]()
$681
This Mytrip deal was found by Cheapflights users on 7/21. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Mytrip is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Wed 10/143:40 pm
SEA
- LGW
2 stops16h 40m
Multiple Airlines
Sun 10/252:40 pm
LGW
- SEA
1 stop34h 20m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$684
This Gotogate deal was found by Cheapflights users on 7/21. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Gotogate is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Tue 10/137:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Mon 11/211:55 am
LGW
- SEA
1 stop13h 05m
Icelandair
Deal found 7/21![Icelandair logo]()
$687
This Gotogate deal was found by Cheapflights users on 7/23. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Gotogate is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Tue 10/137:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Tue 10/203:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 7/23![Icelandair logo]()
$693
This Mytrip deal was found by Cheapflights users on 7/21. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Mytrip is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Wed 10/143:40 pm
SEA
- LGW
2 stops16h 40m
Multiple Airlines
Thu 10/223:40 pm
LGW
- SEA
1 stop34h 15m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$699
This Cheapflightsfares deal was found by Cheapflights users on 7/20. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Cheapflightsfares is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Sun 10/115:40 pm
SEA
- LGW
1 stop17h 10m
Condor
Fri 10/2310:20 am
LGW
- SEA
1 stop13h 40m
Condor
Deal found 7/20![Condor logo]()
$700
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 July 24, 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 July 24, 2026.
This Icelandair deal was found by Cheapflights users on 7/21. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Icelandair is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Thu 11/192:35 pm
SEA
- LGW
1 stop12h 20m
Icelandair
Sun 1/1011:55 am
LGW
- SEA
1 stop13h 05m
Icelandair
Deal found 7/21![Icelandair logo]()
$735
This Virgin Atlantic deal was found by Cheapflights users on 7/23. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Virgin Atlantic is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Mon 11/302:05 pm
SEA
- LGW
1 stop17h 40m
Virgin Atlantic
Fri 12/410:00 am
LGW
- SEA
1 stop13h 28m
Virgin Atlantic
Deal found 7/23![Virgin Atlantic logo]()
$860
This Condor deal was found by Cheapflights users on 7/19. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Condor is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Sun 10/45:40 pm
SEA
- LGW
1 stop17h 10m
Condor
Tue 10/2010:20 am
LGW
- SEA
1 stop13h 20m
Condor
Deal found 7/19![Condor logo]()
$890
This Delta deal was found by Cheapflights users on 7/20. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Delta is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Wed 1/132:15 pm
SEA
- LGW
1 stop17h 30m
Delta
Sun 1/2410:00 am
LGW
- SEA
1 stop13h 20m
Delta
Deal found 7/20![Delta logo]()
$923
This JetBlue deal was found by Cheapflights users on 7/23. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure JetBlue is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Thu 8/2711:40 am
SEA
- LGW
1 stop13h 55m
JetBlue
Fri 9/412:20 pm
LGW
- SEA
1 stop18h 29m
JetBlue
Deal found 7/23![JetBlue logo]()
$972
This Icelandair deal was found by Cheapflights users on 7/22. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Icelandair is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Sat 8/2211:25 pm
SEA
- LGW
1 stop31h 15m
Icelandair
Thu 8/273:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 7/22![Icelandair logo]()
$812
This Virgin Atlantic deal was found by Cheapflights users on 7/20. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Virgin Atlantic is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Mon 11/2312:00 pm
SEA
- LGW
2 stops19h 45m
Virgin Atlantic
Tue 12/14:45 pm
LGW
- SEA
2 stops25h 50m
Virgin Atlantic
Deal found 7/20![Virgin Atlantic logo]()
$907
This Condor deal was found by Cheapflights users on 7/22. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Condor is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Thu 8/136:05 pm
SEA
- LGW
1 stop16h 45m
Condor
Fri 8/2810:20 am
LGW
- SEA
1 stop13h 40m
Condor
Deal found 7/22![Condor logo]()
$926
This Icelandair deal was found by Cheapflights users on 7/23. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Icelandair is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Wed 8/193:40 pm
SEA
- LGW
1 stop15h 00m
Icelandair
Mon 8/243:40 pm
LGW
- SEA
1 stop34h 15m
Icelandair
Deal found 7/23![Icelandair logo]()
$858
This Virgin Atlantic deal was found by Cheapflights users on 7/22. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Virgin Atlantic is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Mon 11/911:25 am
SEA
- LGW
2 stops20h 20m
Virgin Atlantic
Mon 11/2310:00 am
LGW
- SEA
1 stop13h 21m
Virgin Atlantic
Deal found 7/22![Virgin Atlantic logo]()
$915
This Virgin Atlantic deal was found by Cheapflights users on 7/21. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Virgin Atlantic is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Tue 8/181:30 pm
SEA
- LGW
1 stop11h 55m
Virgin Atlantic
Tue 8/2510:35 am
LGW
- SEA
2 stops19h 25m
Virgin Atlantic
Deal found 7/21![Virgin Atlantic logo]()
$922
Last-minute flights from Seattle to GatwickDiscover last-minute flight deals from Seattle to Gatwick. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Gatwick. Data last updated July 24, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 7/19. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure FlightHub is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Thu 8/67:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Tue 8/183:40 pm
LGW
- SEA
1 stop28h 05m
Icelandair
Deal found 7/19![Icelandair logo]()
$734
This Mytrip deal was found by Cheapflights users on 7/19. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Mytrip is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Tue 8/187:00 pm
SEA
- LGW
2 stops17h 10m
Multiple Airlines
Tue 8/259:35 pm
LGW
- SEA
3 stops44h 05m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$726
This Mytrip deal was found by Cheapflights users on 7/20. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Mytrip is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Wed 8/197:00 pm
SEA
- LGW
3 stops29h 05m
Multiple Airlines
Tue 8/258:35 pm
LGW
- SEA
3 stops45h 05m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$676
This oojo deal was found by Cheapflights users on 7/19. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure oojo is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Wed 8/1911:25 pm
SEA
- LGW
1 stop31h 15m
Icelandair
Wed 8/263:40 pm
LGW
- SEA
1 stop34h 15m
Icelandair
Deal found 7/19![Icelandair logo]()
$725
This oojo deal was found by Cheapflights users on 7/20. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure oojo is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Sun 8/237:00 pm
SEA
- LGW
1 stop32h 45m
Icelandair
Sun 8/303:40 pm
LGW
- SEA
1 stop28h 05m
Icelandair
Deal found 7/20![Icelandair logo]()
$723
This oojo deal was found by Cheapflights users on 7/21. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure oojo is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Sun 8/237:00 pm
SEA
- LGW
1 stop32h 45m
Icelandair
Wed 9/23:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 7/21![Icelandair logo]()
$727
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Kiwi.com is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Sun 8/237:00 pm
SEA
- LGW
1 stop32h 45m
Multiple Airlines
Tue 9/12:00 pm
LGW
- SEA
2 stops52h 39m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$728
This oojo deal was found by Cheapflights users on 7/23. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure oojo is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Fri 8/2811:25 pm
SEA
- LGW
1 stop28h 20m
Icelandair
Sat 9/53:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 7/23![Icelandair logo]()
$721
This FlightHub deal was found by Cheapflights users on 7/23. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure FlightHub is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Fri 8/2811:25 pm
SEA
- LGW
1 stop28h 20m
Icelandair
Sun 9/63:40 pm
LGW
- SEA
1 stop28h 05m
Icelandair
Deal found 7/23![Icelandair logo]()
$730
This oojo deal was found by Cheapflights users on 7/20. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure oojo is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Sun 8/307:00 pm
SEA
- LGW
1 stop32h 45m
Icelandair
Wed 9/93:40 pm
LGW
- SEA
1 stop34h 15m
Icelandair
Deal found 7/20![Icelandair logo]()
$724
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Kiwi.com is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Mon 8/317:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Sat 9/53:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 7/21![Icelandair logo]()
$745
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 July 24, 2026.
Search for one-way flight options from Seattle to Gatwick. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This oojo deal was found by Cheapflights users on 7/22. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure oojo is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Fri 10/163:40 pm
SEA
- LGW
1 stop15h 00m
Icelandair
Deal found 7/22![Icelandair logo]()
$282
This oojo deal was found by Cheapflights users on 7/22. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure oojo is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Sat 10/37:00 pm
SEA
- LGW
1 stop11h 35m
Icelandair
Deal found 7/22![Icelandair logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Kiwi.com is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Sun 10/47:00 pm
SEA
- LGW
2 stops17h 00m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Kiwi.com is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Fri 10/167:00 pm
SEA
- LGW
3 stops29h 15m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$287
This oojo deal was found by Cheapflights users on 7/18. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure oojo is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Mon 9/77:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Deal found 7/18![Icelandair logo]()
$288
This oojo deal was found by Cheapflights users on 7/23. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure oojo is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Mon 9/213:40 pm
SEA
- LGW
1 stop15h 00m
Icelandair
Deal found 7/23![Icelandair logo]()
$289
This oojo deal was found by Cheapflights users on 7/20. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure oojo is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Mon 8/37:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Deal found 7/20![Icelandair logo]()
$290
This Trip.com deal was found by Cheapflights users on 7/22. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Trip.com is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Tue 8/411:25 pm
SEA
- LGW
1 stop31h 15m
Icelandair
Deal found 7/22![Icelandair logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure Kiwi.com is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Mon 8/3111:25 pm
SEA
- LGW
2 stops25h 45m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$292
This FlightHub deal was found by Cheapflights users on 7/23. Clicking the āPick Datesā button in this card will allow you to select your dates and further customize your flight criteria. From there, click āFind dealsā, make sure FlightHub is selected, and click āCompare selectedā under the list of providers to see comparable flight deals.
Sun 10/257:10 pm
SEA
- LGW
1 stop11h 30m
Icelandair
Deal found 7/23![Icelandair logo]()
$296
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 July 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $676 (Mytrip) |
One-way from | $282 (oojo) |
Popular in | July |
Cheapest in | November |
Average price | $968 |
Cheapflights Fare Finder
Ā
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 2,558,603 searches. Data last updated July 24, 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
Quickest round-trip
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Thu 11/19
2:35 pm-10:55 am
1 stop12h 20m
London Gatwick
Sun 1/10
11:55 am-5:00 pm
1 stop13h 05m
$735
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Sat 8/22
11:25 pm-2:40 pm
1 stop31h 15m
London Gatwick
Thu 8/27
3:40 pm-8:40 pm
1 stop13h 00m
$812
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Wed 8/19
3:40 pm-2:40 pm
1 stop15h 00m
London Gatwick
Mon 8/24
3:40 pm-5:55 pm
1 stop34h 15m
$858
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Mon 11/30
2:05 pm-3:45 pm
1 stop17h 40m
London Gatwick
Fri 12/4
10:00 am-3:28 pm
1 stop13h 28m
$860
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Sun 10/4
5:40 pm-6:50 pm
1 stop17h 10m
London Gatwick
Tue 10/20
10:20 am-3:40 pm
1 stop13h 20m
$890
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Mon 11/23
12:00 pm-3:45 pm
2 stops19h 45m
London Gatwick
Tue 12/1
4:45 pm-10:35 am
2 stops25h 50m
$907
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Mon 11/9
11:25 am-3:45 pm
2 stops20h 20m
London Gatwick
Mon 11/23
10:00 am-3:21 pm
1 stop13h 21m
$915
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Tue 8/18
1:30 pm-9:25 am
1 stop11h 55m
London Gatwick
Tue 8/25
10:35 am-10:00 pm
2 stops19h 25m
$922
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Wed 1/13
2:15 pm-3:45 pm
1 stop17h 30m
London Gatwick
Sun 1/24
10:00 am-3:20 pm
1 stop13h 20m
$923
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Thu 8/13
6:05 pm-6:50 pm
1 stop16h 45m
London Gatwick
Fri 8/28
10:20 am-4:00 pm
1 stop13h 40m
$926
Showing 1-10 of 21 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 July.
| 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 July 24, 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.
Crew
8.0
Boarding
7.2
Entertainment
6.9
Food
6.1
Comfort
6.9
Overall
7.0
Reviews
1 / 20
6.0
GoodWilliam,Jun 2026
SEA - KEF
Crew
8.0
Boarding
7.2
Entertainment
6.9
Food
6.1
Comfort
6.9
Overall
7.0
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
Hounslow
Winchester
Croydon
Gatwick
Wembley
Harrow
Eastleigh
Southend-on-Sea
Watford
Dartford
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
Harlow
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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 July 24, 2026.
Seattle and Gatwick flights
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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 2,558,603 searches. Data last updated July 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$498 | Average$703 | FlexibilityNo cancel fee | On-time76% |