$467+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LGW
Jun 10 — Jun 171
Round-trip
1 adult, Economy
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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
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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 May 11, 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 May 11, 2026.
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Mon 10/127:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Wed 10/213:40 pm
LGW
- SEA
1 stop34h 15m
Icelandair
Deal found 5/5![Icelandair logo]()
$843
This Trip.com deal was found by Cheapflights users on 5/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:40 pm
SEA
- LGW
2 stops19h 35m
Multiple Airlines
Sun 9/273:40 pm
LGW
- SEA
1 stop13h 00m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$844
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Tue 9/297:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Wed 10/2811:55 am
LGW
- SEA
1 stop13h 05m
Icelandair
Deal found 5/5![Icelandair logo]()
$848
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Mon 9/287:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Thu 10/2911:55 am
LGW
- SEA
1 stop13h 05m
Icelandair
Deal found 5/5![Icelandair logo]()
$849
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 10/145:40 pm
SEA
- LGW
1 stop13h 05m
Condor
Sun 10/1810:20 am
LGW
- SEA
1 stop13h 20m
Condor
Deal found 5/5![Condor logo]()
$851
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 9/76:10 pm
SEA
- LGW
1 stop16h 40m
Condor
Mon 9/2110:20 am
LGW
- SEA
1 stop13h 50m
Condor
Deal found 5/5![Condor logo]()
$852
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Tue 9/17:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Fri 9/183:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 5/7![Icelandair logo]()
$853
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Fri 9/253:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 5/10![Icelandair logo]()
$854
This Icelandair deal was found by Cheapflights users on 5/7. 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 9/67:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Sat 9/263:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 5/7![Icelandair logo]()
$855
This Icelandair deal was found by Cheapflights users on 5/8. 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 9/67:00 pm
SEA
- LGW
1 stop11h 40m
Icelandair
Fri 9/253:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 5/8![Icelandair logo]()
$856
This KAYAK deal was found by Cheapflights users on 5/7. 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.
Thu 8/2711:25 pm
SEA
- LGW
1 stop31h 15m
Icelandair
Fri 9/183:40 pm
LGW
- SEA
1 stop13h 00m
Icelandair
Deal found 5/7![Icelandair logo]()
$857
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 May 11, 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 May 11, 2026.
This Delta deal was found by Cheapflights users on 5/7. 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.
Tue 9/156:45 pm
SEA
- LGW
1 stop13h 15m
Delta
Fri 10/2310:25 am
LGW
- SEA
1 stop15h 22m
Delta
Deal found 5/7![Delta logo]()
$914
This Condor deal was found by Cheapflights users on 5/6. 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.
Wed 7/228:53 am
SEA
- LGW
2 stops25h 52m
Multiple Airlines
Sun 9/610:20 am
LGW
- SEA
1 stop13h 20m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$920
This Virgin Atlantic deal was found by Cheapflights users on 5/6. 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 9/309:30 am
SEA
- LGW
2 stops22h 30m
Virgin Atlantic
Wed 10/215:00 pm
LGW
- SEA
2 stops25h 35m
Virgin Atlantic
Deal found 5/6![Virgin Atlantic logo]()
$929
This Condor deal was found by Cheapflights users on 5/7. 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.
Fri 9/186:00 pm
SEA
- LGW
1 stop12h 40m
Condor
Mon 10/1910:20 am
LGW
- SEA
1 stop13h 50m
Condor
Deal found 5/7![Condor logo]()
$1,017
This SWISS deal was found by Cheapflights users on 5/8. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:00 am
SEA
- LGW
2 stops17h 20m
SWISS
Wed 9/169:25 am
LGW
- SEA
2 stops17h 07m
SWISS
Deal found 5/8![SWISS logo]()
$1,042
This Virgin Atlantic deal was found by Cheapflights users on 5/9. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:05 am
SEA
- LGW
2 stops18h 55m
Virgin Atlantic
Sun 11/810:00 am
LGW
- SEA
1 stop13h 21m
Virgin Atlantic
Deal found 5/9![Virgin Atlantic logo]()
$1,019
This Condor deal was found by Cheapflights users on 5/10. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1411:06 pm
SEA
- LGW
2 stops25h 54m
Condor
Wed 9/2310:20 am
LGW
- SEA
1 stop13h 20m
Condor
Deal found 5/10![Condor logo]()
$1,042
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/261:30 pm
SEA
- LGW
1 stop11h 55m
Delta
Fri 8/710:25 am
LGW
- SEA
1 stop15h 09m
Delta
Deal found 5/10![Delta logo]()
$1,060
This Condor deal was found by Cheapflights users on 5/6. 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.
Wed 6/105:40 pm
SEA
- LGW
1 stop13h 05m
Multiple Airlines
Tue 6/1610:20 am
LGW
- SEA
2 stops18h 17m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,070
This SWISS deal was found by Cheapflights users on 5/9. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:00 am
SEA
- LGW
2 stops17h 25m
SWISS
Wed 8/269:25 am
LGW
- SEA
2 stops17h 07m
SWISS
Deal found 5/9![SWISS logo]()
$1,165
This Virgin Atlantic deal was found by Cheapflights users on 5/10. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:20 am
SEA
- LGW
2 stops18h 05m
Virgin Atlantic
Fri 9/255:00 pm
LGW
- SEA
2 stops25h 24m
Virgin Atlantic
Deal found 5/10![Virgin Atlantic logo]()
$1,075
This Virgin Atlantic deal was found by Cheapflights users on 5/9. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/31:30 pm
SEA
- LGW
1 stop12h 10m
Virgin Atlantic
Mon 8/1010:25 am
LGW
- SEA
2 stops20h 54m
Virgin Atlantic
Deal found 5/9![Virgin Atlantic logo]()
$1,176
Last-minute flights from Seattle to GatwickDiscover last-minute flight deals from Seattle to Gatwick. Data last updated May 11, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Gatwick. Data last updated May 11, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 5/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:00 pm
SEA
- LGW
1 stop16h 45m
Condor
Wed 5/2010:20 am
LGW
- SEA
1 stop13h 20m
Condor
Deal found 5/8![Condor logo]()
$867
This Condor deal was found by Cheapflights users on 5/7. 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.
Tue 5/196:05 pm
SEA
- LGW
1 stop16h 45m
Condor
Thu 6/410:20 am
LGW
- SEA
1 stop13h 40m
Condor
Deal found 5/7![Condor logo]()
$868
This Mytrip deal was found by Cheapflights users on 5/7. 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 5/253:40 pm
SEA
- LGW
2 stops20h 30m
Multiple Airlines
Mon 6/159:30 pm
LGW
- SEA
2 stops31h 38m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$871
This Mytrip deal was found by Cheapflights users on 5/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/273:40 pm
SEA
- LGW
2 stops20h 30m
Multiple Airlines
Tue 6/29:20 am
LGW
- SEA
2 stops16h 35m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$862
This CrystalTravel deal was found by Cheapflights users on 5/6. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:05 pm
SEA
- LGW
1 stop16h 45m
Condor
Thu 6/410:20 am
LGW
- SEA
1 stop13h 40m
Condor
Deal found 5/6![Condor logo]()
$866
This Mytrip deal was found by Cheapflights users on 5/10. 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.
Sun 5/317:00 pm
SEA
- LGW
2 stops17h 20m
Multiple Airlines
Wed 6/108:50 am
LGW
- SEA
3 stops41h 55m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$863
This Mytrip deal was found by Cheapflights users on 5/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/13:40 pm
SEA
- LGW
2 stops22h 50m
Multiple Airlines
Tue 6/169:40 am
LGW
- SEA
2 stops19h 28m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$859
This Mytrip deal was found by Cheapflights users on 5/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/43:40 pm
SEA
- LGW
3 stops33h 00m
Multiple Airlines
Sun 6/79:45 pm
LGW
- SEA
3 stops30h 55m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$872
This Mytrip deal was found by Cheapflights users on 5/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:00 pm
SEA
- LGW
2 stops15h 00m
Multiple Airlines
Fri 6/125:00 pm
LGW
- SEA
3 stops35h 40m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$870
This Mytrip deal was found by Cheapflights users on 5/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/63:55 pm
SEA
- LGW
2 stops20h 15m
Multiple Airlines
Sat 6/136:40 pm
LGW
- SEA
2 stops27h 05m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$869
This Mytrip deal was found by Cheapflights users on 5/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/75:40 pm
SEA
- LGW
2 stops20h 25m
Multiple Airlines
Wed 6/179:00 pm
LGW
- SEA
2 stops27h 00m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$858
This Expedia deal was found by Cheapflights users on 5/6. 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.
Sat 6/136:15 pm
SEA
- LGW
1 stop16h 30m
Condor
Sat 9/510:20 am
LGW
- SEA
1 stop13h 40m
Condor
Deal found 5/6![Condor logo]()
$864
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 May 11, 2026.
Search for one-way flight options from Seattle to Gatwick. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 5/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/55:40 pm
SEA
- LGW
1 stop13h 00m
Condor
Deal found 5/10![Condor logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/158:41 pm
SEA
- LGW
3 stops42h 09m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$468
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Sat 6/203:40 pm
SEA
- LGW
3 stops45h 15m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$469
This Mytrip deal was found by Cheapflights users on 5/10. 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.
Mon 8/317:00 pm
SEA
- LGW
3 stops17h 10m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$470
This Cheapflightsfares deal was found by Cheapflights users on 5/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:10 pm
SEA
- LGW
1 stop16h 40m
Condor
Deal found 5/10![Condor logo]()
$471
This Mytrip deal was found by Cheapflights users on 5/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/88:00 am
SEA
- LGW
3 stops27h 20m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$472
This KLM deal was found by Cheapflights users on 5/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:30 pm
SEA
- LGW
1 stop11h 55m
KLM
Deal found 5/8![KLM logo]()
$474
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:00 pm
SEA
- LGW
3 stops28h 20m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$475
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:41 pm
SEA
- LGW
2 stops30h 19m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$478
This Delta deal was found by Cheapflights users on 5/6. 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.
Mon 6/297:15 am
SEA
- LGW
2 stops24h 45m
Delta
Deal found 5/6![Delta logo]()
$479
This Mytrip deal was found by Cheapflights users on 5/7. 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 6/2910:30 am
SEA
- LGW
3 stops23h 25m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$480
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 6/1010:30 am
SEA
- LGW
2 stops37h 25m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$481
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 May 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $843 (KAYAK) |
One-way from | $467 (Cheapflightsfares) |
Popular in | July |
Cheapest in | November |
Average price | $800 |
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 2,558,603 searches. Data last updated May 11, 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 - LGW
SEALGW
Seattle/Tacoma Intl
Tue 9/15
6:45 pm-4:00 pm
1 stop13h 15m
London Gatwick
Fri 10/23
10:25 am-5:47 pm
1 stop15h 22m
$914
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Wed 7/22
8:53 am-6:45 pm
2 stops25h 52m
London Gatwick
Sun 9/6
10:20 am-3:40 pm
1 stop13h 20m
$920
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Wed 9/30
9:30 am-4:00 pm
2 stops22h 30m
London Gatwick
Wed 10/21
5:00 pm-10:35 am
2 stops25h 35m
$929
Quickest round-trip
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Fri 9/18
6:00 pm-2:40 pm
1 stop12h 40m
London Gatwick
Mon 10/19
10:20 am-4:10 pm
1 stop13h 50m
$1,017
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Thu 11/5
6:05 am-9:00 am
2 stops18h 55m
London Gatwick
Sun 11/8
10:00 am-3:21 pm
1 stop13h 21m
$1,019
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Sat 8/29
7:00 am-8:20 am
2 stops17h 20m
London Gatwick
Wed 9/16
9:25 am-6:32 pm
2 stops17h 07m
$1,042
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Mon 9/14
11:06 pm-9:00 am
2 stops25h 54m
London Gatwick
Wed 9/23
10:20 am-3:40 pm
1 stop13h 20m
$1,042
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Sun 7/26
1:30 pm-9:25 am
1 stop11h 55m
London Gatwick
Fri 8/7
10:25 am-5:34 pm
1 stop15h 09m
$1,060
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Wed 6/10
5:40 pm-2:45 pm
1 stop13h 05m
London Gatwick
Tue 6/16
10:20 am-8:37 pm
2 stops18h 17m
$1,070
SeattleLondon
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Wed 9/2
7:20 am-9:25 am
2 stops18h 05m
London Gatwick
Fri 9/25
5:00 pm-10:24 am
2 stops25h 24m
$1,075
Showing 1-10 of 22 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 May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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.
Cheapflights Insights
Everything you need to know about your flight from Seattle to London Gatwick Airport
What is the cheapest month to book a flight from Seattle to London Gatwick Airport?
Currently, November is the cheapest month in which you can book a flight from Seattle to London Gatwick Airport (average of $519). Flying from Seattle to London Gatwick Airport in July is currently the most expensive (average of $968). 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.
How much does it cost to fly round-trip from Seattle to London Gatwick Airport?
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 May 11, 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.
Comfort
6.9
Food
6.2
Overall
7.0
Boarding
7.2
Entertainment
6.9
Crew
8.0
Reviews
1 / 20
10.0
ExcellentÁsmundur,Apr 2026
CDG - KEF
Comfort
6.9
Food
6.2
Overall
7.0
Boarding
7.2
Entertainment
6.9
Crew
8.0
Reviews
1 / 20
10.0
ExcellentÁsmundur,Apr 2026
CDG - 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
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Borehamwood
Chipping Norton
Hayes
Kingston upon Thames
Dorking
Eastbourne
Slough
Sutton
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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 May 11, 2026.
Seattle and Gatwick flights
Browse other Seattle and Gatwick flight options. Last updated on May 11, 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 May 11, 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 2,558,603 searches. Data last updated May 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$503 | Average$684 | FlexibilityNo cancel fee | On-time76% |