Title: CA $474 Cheap Flights from Seattle (SEA) to London (LGW) - Expedia.ca ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $474 Cheap Flights from Seattle (SEA) to London (LGW) [View CA $474 flight on Wed, Jul 29, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:SEA,to:LGW,departure:29/07/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:473.08&airProductToken=AQpgCi0IwmwSAzM5OBiSASDBkwEo1tSTAzCl15MDOExAAFgBagJETnIITUw4TEJWTDEKLwjCbBIEMjEwNBjBkwEgy7EBKJPYkwMwo9uTAzhMQAFYAWoCRE5yCE1MOExCVkwxEgoIARABGAEqAkI2GAEiBAgBEAEoAigEKAYwAQ) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Seattle to London (LGW-Gatwick) - ![Icelandair](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_FI.svg) Icelandair [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:LGW,departure:21/01/2026TANYT&leg2=from:LGW,to:SEA,departure:28/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"FI"}}]) - ![Condor](https://a.travel-assets.com/air/airlines/de_sq.svg) Condor [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:LGW,departure:21/01/2026TANYT&leg2=from:LGW,to:SEA,departure:28/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DE"}}]) - ![Turkish Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TK.svg) Turkish Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:LGW,departure:21/01/2026TANYT&leg2=from:LGW,to:SEA,departure:28/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TK"}}]) - ![Swiss International Air Lines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LX.svg) Swiss International Air Lines [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:LGW,departure:21/01/2026TANYT&leg2=from:LGW,to:SEA,departure:28/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LX"}}]) - ![Air France](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:LGW,departure:21/01/2026TANYT&leg2=from:LGW,to:SEA,departure:28/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ![JetBlue Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg) JetBlue Airways [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:LGW,departure:21/01/2026TANYT&leg2=from:LGW,to:SEA,departure:28/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) - ![Singapore Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_SQ.svg) Singapore Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:LGW,departure:21/01/2026TANYT&leg2=from:LGW,to:SEA,departure:28/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SQ"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Seattle (SEA) to London (LGW) Prices were available within the past 7 days and start at CA $474 for one-way flights and CA $712 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Sat, Jan 24 - Sat, Jan 31 SEA Seattle LGW London CA $712 Roundtrip found 5 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:LGW,departure:24/01/2026TANYT&leg2=from:LGW,to:SEA,departure:31/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:711.08&airProductToken=AQplCjAIxpIBEgM2ODAYkgEgiikoi6qDAzDXrYMDOE5AAFgBagVMSUdIVHIITkoyUVVTTFQKMQjGkgESAzQ3MBiKKSDLsQEorK6DAzDvr4MDOE5AAVgBagVMSUdIVHIITkoyUVVTTFQKZQoxCMaSARIDNDcxGMuxASCKKSjr84MDMLj1gwM4TkAAWAFqBUxJR0hUcghOSjJRVVNMVAowCMaSARIDNjgxGIopIJIBKJz2gwMw_PmDAzhOQAFYAWoFTElHSFRyCE5KMlFVU0xUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Tue, Feb 3 - Tue, Apr 28 SEA Seattle LGW London CA $734 Roundtrip found 7 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:LGW,departure:03/02/2026TANYT&leg2=from:LGW,to:SEA,departure:28/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:733.28&airProductToken=AQplCjAIxpIBEgM2ODAYkgEgiikoy5qEAzCXnoQDOE5AAFgBagVMSUdIVHIITkoyUVVTTFQKMQjGkgESAzQ3MBiKKSDLsQEo7J6EAzCvoIQDOE5AAVgBagVMSUdIVHIITkoyUVVTTFQKZQoxCMaSARIDNDczGMuxASCKKSjwx4sDMLPJiwM4TkAAWAFqBUxJR0hUcghOSjJRVVNMVAowCMaSARIDNjgzGIopIJIBKKHKiwMw_M2LAzhOQAFYAWoFTElHSFRyCE5KMlFVU0xUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Mon, Jan 19 - Wed, Feb 25 SEA Seattle LGW London CA $742 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:LGW,departure:19/01/2026TANYT&leg2=from:LGW,to:SEA,departure:25/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:741.46&airProductToken=AQplCjAIxpIBEgM2ODAYkgEgiiko6_GCAzC39YIDOE5AAFgBagVMSUdIVHIITkoyUVVTTFQKMQjGkgESAzQ3MBiKKSDLsQEojPaCAzDP94IDOE5AAVgBagVMSUdIVHIITkoyUVVTTFQKZQoxCMaSARIDNDcxGMuxASCKKSiLjYYDMNiOhgM4TkAAWAFqBUxJR0hUcghOSjJRVVNMVAowCMaSARIDNjgxGIopIJIBKLyPhgMwnJOGAzhOQAFYAWoFTElHSFRyCE5KMlFVU0xUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Sun, Mar 15 - Tue, Mar 31 SEA Seattle LGW London CA $751 Roundtrip found 11 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:LGW,departure:15/03/2026TANYT&leg2=from:LGW,to:SEA,departure:31/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:750.08&airProductToken=AQplCjAIxpIBEgM2ODAYkgEgiikoy9yHAzCX4IcDOFhAAFgBagVMSUdIVHIIWEoyUVVTTFQKMQjGkgESAzQ3MBiKKSDLsQEo7OCHAzCv4ocDOFhAAVgBagVMSUdIVHIIWEoyUVVTTFQKZQoxCMaSARIDNDczGMuxASCKKSjwjIkDMLOOiQM4TkAAWAFqBUxJR0hUcghOSjJRVVNMVAowCMaSARIDNjgzGIopIJIBKKGPiQMw_JKJAzhOQAFYAWoFTElHSFRyCE5KMlFVU0xUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Wed, Feb 4 - Mon, Feb 23 SEA Seattle LGW London CA $752 Roundtrip found 3 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:LGW,departure:04/02/2026TANYT&leg2=from:LGW,to:SEA,departure:23/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:752.00&airProductToken=AQplCjAIxpIBEgM2ODAYkgEgiiko66WEAzC3qYQDOE5AAFgBagVMSUdIVHIITkoyUVVTTFQKMQjGkgESAzQ3MBiKKSDLsQEojKqEAzDPq4QDOE5AAVgBagVMSUdIVHIITkoyUVVTTFQKZQoxCMaSARIDNDcxGMuxASCKKSjL9oUDMJj4hQM4WEAAWAFqBUxJR0hUcghYSjJRVVNMVAowCMaSARIDNjgxGIopIJIBKPz4hQMw3PyFAzhYQAFYAWoFTElHSFRyCFhKMlFVU0xUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Tue, Feb 10 - Wed, Feb 25 SEA Seattle LGW London CA $754 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:LGW,departure:10/02/2026TANYT&leg2=from:LGW,to:SEA,departure:25/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:753.88&airProductToken=AQplCjAIxpIBEgM2ODAYkgEgiikoq-mEAzD37IQDOE5AAFgBagVMSUdIVHIITkoyUVVTTFQKMQjGkgESAzQ3MBiKKSDLsQEozO2EAzCP74QDOE5AAVgBagVMSUdIVHIITkoyUVVTTFQKZQoxCMaSARIDNDcxGMuxASCKKSiLjYYDMNiOhgM4TkAAWAFqBUxJR0hUcghOSjJRVVNMVAowCMaSARIDNjgxGIopIJIBKLyPhgMwnJOGAzhOQAFYAWoFTElHSFRyCE5KMlFVU0xUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Mon, Mar 30 - Tue, Apr 7 SEA Seattle LGW London CA $790 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:LGW,departure:30/03/2026TANYT&leg2=from:LGW,to:SEA,departure:07/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:789.48&airProductToken=AQqoAQoyCMGCARIEMzA3NRiSASCjsQEooYmJAzCLi4kDOEJAAFgBagVCQVNJQ3IIT0xYN0gxQlYKMgjBggESBDI4MDcYo7EBIPMDKNSMiQMw5o2JAzhCQAFYAWoFQkFTSUNyCE9MWDdIMUJWCj4IwYIBEgQ3MDE0GPMDIMuxASjfkIkDMOyUiQM4T0ABWAFqBUJBU0lDcghPTFg3SDFCVnoKCMKCARIENzAxNAqoAQo-CMGCARIENjkzMRjLsQEgzHAoituJAzDJ34kDOE9AAFgBagVCQVNJQ3IIT0xYN0gxQlZ6CgjCggESBDY5MzEKMgjBggESBDIwMTUYzHAg77kBKJTliQMwrOeJAzhCQAFYAWoFQkFTSUNyCE9MWDdIMUJWCjIIwYIBEgQzMTExGO-5ASCSASik6IkDMObpiQM4QkABWAFqBUJBU0lDcghPTFg3SDFCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Thu, Mar 5 - Tue, Mar 17 SEA Seattle LGW London CA $859 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:LGW,departure:05/03/2026TANYT&leg2=from:LGW,to:SEA,departure:17/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:858.87&airProductToken=AQqsAQpACMywARIEMzI1NxiSASCycSiU64YDMJ_shgM4TEAAWAFqCEVDT0xJR0hUcghMTEE4NkRCUXoKCNWCARIEMzI1NwoyCMywARICMzkYsnEguTwore6GAzDG84YDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlEKNAjMsAESAzQzMhi5PCDLsQEopfSGAzCO9YYDOExAAVgBaghFQ09MSUdIVHIITExBODZEQlEKugEKNAjMsAESAzQzMxjLsQEguTwooPGHAzCJ8ocDOExAAFgBaghFQ09MSUdIVHIITExYODdVQlEKQAjMsAESBDMyMDQYuTwgrhwo6PeHAzDF_IcDOExAAVgBaghFQ09MSUdIVHIITExYODdVQlF6CgjVggESBDMyMDQKQAjMsAESBDMyNTQYrhwgkgEovf-HAzDZgYgDOExAAVgBaghFQ09MSUdIVHIITExYODdVQlF6CgjVggESBDMyNTQSCggBEAEYASoCTFgYASIECAEQASgCKAMoBDAL) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Mon, Mar 30 - Tue, Apr 7 SEA Seattle LGW London CA $882 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:LGW,departure:30/03/2026TANYT&leg2=from:LGW,to:SEA,departure:07/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:881.08&airProductToken=AQq-AQo9CMKCARIENDM4MhiSASCuHCi3gYkDMLeDiQM4T0AAWAFqBU5PQkFHcghPTFg3SDFCNXoKCMGCARIENDM4Mgo9CMKCARIEMTUyNBiuHCDBaCiAhokDMIOKiQM4T0ABWAFqBU5PQkFHcghPTFg3SDFCNXoKCMGCARIEMTUyNAo-CMKCARIEODA4MhjBaCDLsQEo8YqJAzCCjIkDOE9AAVgBagVOT0JBR3IIT0xYN0gxQjV6CgjWsgESBDgwODIKvgEKPgjCggESBDgwODEYy7EBIMFoKP_ciQMwht6JAzhPQABYAWoFTk9CQUdyCE9MWDdIMUI1egoI1rIBEgQ4MDgxCj0IwoIBEgQxNTUyGMFoIK4cKP7jiQMwzOiJAzhPQAFYAWoFTk9CQUdyCE9MWDdIMUI1egoIwYIBEgQxNTUyCj0IwoIBEgQ1MzEzGK4cIJIBKNDriQMw5u2JAzhPQAFYAWoFTk9CQUdyCE9MWDdIMUI1egoIwYIBEgQ1MzEzEgoIARABGAEqAkJBGAEiBAgBEAEoAigDKAQwAQ) ![Air France](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AF.gif) Wed, Apr 22 - Wed, May 13 SEA Seattle LGW London CA $945 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SEA,to:LGW,departure:22/04/2026TANYT&leg2=from:LGW,to:SEA,departure:13/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:944.98&airProductToken=AQqmAQo-CMGMARIEODY3MRiSASCLuAEonYeLAzDAiIsDOFZAAFgBagVMSUdIVHIIVkxYNzZMQkF6CgjEmAESBDg2NzEKMAjBjAESAjI1GIu4ASDiMCi6iYsDMMSOiwM4VkABWAFqBUxJR0hUcghWTFg3NkxCQQoyCMGMARIEMTcwNhjiMCDLsQEono-LAzDkj4sDOExAAVgBagVMSUdIVHIIVkxYNzZMQkEKZgoyCMGMARIEMTcwNxjLsQEg4jAooPGMAzDr8YwDOExAAFgBagVMSUdIVHIIVkxYNzZMQkEKMAjBjAESAzMzOBjiMCCSASjq-IwDMMf9jAM4VkABWAFqBUxJR0hUcghWTFg3NkxCQRIKCAEQARgBKgJBRhgBIgQIARABKAIoAygEMAE) ## Find the cheapest month to fly from Seattle (SEA) to London (LGW) ### September is typically the cheapest month to fly From CA $688 - CA $1,395 per traveller. ## Alternative airports near London Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:LHR,departure:21/01/2026TANYT&leg2=from:LHR,to:SEA,departure:28/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LHR Heathrow 28 min [Flights from CA $806 ](https://www.expedia.ca/Flights-Search?leg1=from:SEA,to:LHR,departure:21/01/2026TANYT&leg2=from:LHR,to:SEA,departure:28/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) __Flight from Seattle to London (SEA - LGW) route information__ | Origin airport | Seattle - Tacoma Intl. | | ------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | Destination airport | Gatwick | | Airlines serving | Air Europa, Air France, American Airlines, British Airways, Condor, Iberia, Icelandair, JetBlue Airways, Singapore Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines | | Roundtrip price | CA $711 | | Distance | 7697 km | ## Seattle to Gatwick Flights **The easy way to book your flights from Seattle to London** With Expedia, it’s simple to find and book flights to London from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Gatwick, too. Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to London today, tomorrow, or this week. **Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Gatwick, LGW** Sort your search results by price to find great deals on your flight from Seattle to London—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to London from Seattle currently is just CA $712 rising to CA $945\. Here are more money-saving tips: - Fly in January when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to London - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! **Reasons to choose Expedia for your flight to London from Seattle** Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to London with Expedia today. ## Frequently asked questions ### How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to Gatwick Airport (LGW)? ### Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to London Gatwick? ### How do I find cheap flights from Sea-Tac Airport to London Gatwick that have flexible change policies? ### How many hours is the flight from Seattle - Tacoma Intl. Airport (SEA) to London Gatwick? ### How far is the flight from SEA to LGW? ### Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to London Gatwick? ### Are Sea-Tac Airport to London Gatwick flight tickets cheaper when they're purchased at the last minute? ## Explore a world of travel with Expedia - Lodging - Flights - Cars - [Hotels near Gatwick Airport Station ](https://www.expedia.ca/Gatwick-Airport-Station-Hotels.d6022186.Travel-Guide-Hotels) - [Hotels near Gatwick Express Station ](https://www.expedia.ca/Gatwick-Express-Station-Hotels.d6042767.Travel-Guide-Hotels) - [Flights from Hanoi to Kingston Upon Thames ](https://www.expedia.ca/lp/flights/1428/4380/hanoi-to-kingston-upon-thames) - [Flights from Amsterdam to Brighton ](https://www.expedia.ca/lp/flights/178229/6046944/amsterdam-to-brighton) - [Flights from Boston to Brighton ](https://www.expedia.ca/lp/flights/178239/6046944/boston-to-brighton) - [Flights from Calgary to Gatwick ](https://www.expedia.ca/lp/flights/178245/182523/calgary-to-gatwick) - [Flights from Copenhagen to Brighton ](https://www.expedia.ca/lp/flights/178252/6046944/copenhagen-to-brighton) - 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