Title: £330 Flights from London Heathrow to Seattle (LHR to SEA) - Expedia.co.uk ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £330 Cheap Flights from London (LHR) to Seattle (SEA) [View £330 flight on Mon, 24 Nov 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:SEA,departure:24/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:329.02&airProductToken=AQpiCjAIxZIBEgMxNTkY64kBIIMNKPr2_QIwz_f9AjhPQABYAWoEU0FWUnIIT0xYNUM1QjQKLgjFkgESAjUzGIMNIJIBKP74_QIwzP39AjhPQAFYAWoEU0FWUnIIT0xYNUM1QjQSCggBEAEYASoCRUkYASIECAEQASgCKAMoBDAN) - [Return](?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 Heathrow Airport (LHR) to Seattle-Tacoma International Airport (SEA) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:lhr,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![Aer Lingus](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EI.svg) Aer Lingus [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:lhr,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EI"}}]) - ![Finnair](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AY.svg) Finnair [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:lhr,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AY"}}]) - ![Icelandair](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_FI.svg) Icelandair [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:lhr,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"FI"}}]) - ![Iberia](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:lhr,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:lhr,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![KLM](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:sea,departure:29/09/2025TANYT&leg2=from:sea,to:lhr,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) ![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 25% 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.co.uk/login) ## Cheap Flights from London (LHR) to Seattle (SEA) Prices were available within the past 7 days and start at £330 for one-way flights and £401 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Tue, 13 Jan - Tue, 20 Jan LHR London SEA Seattle £401 Return found 2 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SEA,departure:13/01/2026TANYT&leg2=from:SEA,to:LHR,departure:20/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:400.72&airProductToken=AQplCjEIxpIBEgM0NTEY64kBIIopKL-pggMwgquCAzhOQABYAWoFTElHSFRyCE5VMlhHQkxUCjAIxpIBEgM2ODEYiikgkgEo3KuCAzC8r4IDOE5AAVgBagVMSUdIVHIITlUyWEdCTFQKZQowCMaSARIDNjgwGJIBIIopKIv9ggMw14CDAzhOQABYAWoFTElHSFRyCE5VMlhHQkxUCjEIxpIBEgM0NTAYiikg64kBKKeBgwMw6oKDAzhOQAFYAWoFTElHSFRyCE5VMlhHQkxUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![Aer Lingus](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EI.gif) Mon, 17 Nov - Mon, 1 Dec LHR London SEA Seattle £426 Return found 2 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SEA,departure:17/11/2025TANYT&leg2=from:SEA,to:LHR,departure:01/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:425.54&airProductToken=AQpiCjAIxZIBEgMxNTUY64kBIIMNKI6n_QIw46f9AjhPQABYAWoEU0FWUnIIT0xYN0gxQjQKLgjFkgESAjUzGIMNIJIBKJ6q_QIw7K79AjhPQAFYAWoEU0FWUnIIT0xYN0gxQjQKYgouCMWSARICNTIYkgEggw0olc3-AjC20f4COE9AAFgBagRTQVZScghPTFg3SDFCNAowCMWSARIDMTY4GIMNIOuJASj30f4CMMfS_gI4T0ABWAFqBFNBVlJyCE9MWDdIMUI0EgoIARABGAEqAkVJGAEiBAgBEAEoAigDKAQwDQ) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Mon, 23 Feb - Sat, 28 Feb LHR London SEA Seattle £436 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SEA,departure:23/02/2026TANYT&leg2=from:SEA,to:LHR,departure:28/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:435.52&airProductToken=AQprCjQIzJABEgM5MjEY64kBIKUEKIb0hQMw5fSFAzhLQABYAWoIRUNPTElHSFRyCEtMUE9QREJRCjMIzJABEgM0OTAYpQQgkgEosPWFAzC6-oUDOEtAAVgBaghFQ09MSUdIVHIIS0xQT1BEQlEKbQo0CMyQARIENzUzNxiSASCuHCiZsoYDMI60hgM4S0AAWAFqCEVDT0xJR0hUcghLTFBPUERCUQo1CMyQARIEOTM0ORiuHCDriQEotrSGAzCbuIYDOEtAAVgBaghFQ09MSUdIVHIIS0xQT1BEQlESCggCEAEYAioCTEgYASIECAEQASgCKAMoBDAL) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Sat, 27 Sept - Tue, 7 Oct LHR London SEA Seattle £458 Return just found [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SEA,departure:27/09/2025TANYT&leg2=from:SEA,to:LHR,departure:07/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:457.12&airProductToken=AQqaAQoxCMGGARIDODUxGOuJASCYFiiL6fgCMKLt-AI4S0AAWAFqBUJBU0lDcghLTFBPUERCUQoxCMGGARIDMjE3GJgWILiNASjt7fgCMM3u-AI4S0ABWAFqBUJBU0lDcghLTFBPUERCUQoyCMGGARIEODgwNhi4jQEgkgEonvD4AjDg8PgCOEtAAVgBagVCQVNJQ3IIS0xQT1BEQlEKZQowCMGGARIDNTEyGJIBIJhdKPfb-QIwsN75AjhLQABYAWoFQkFTSUNyCEtMUE9QREJRCjEIwYYBEgM4NjYYmF0g64kBKP_f-QIwiuP5AjhLQAFYAWoFQkFTSUNyCEtMUE9QREJREgoIAhABGAIqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Mon, 10 Nov - Wed, 19 Nov LHR London SEA Seattle £461 Return found 13 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SEA,departure:10/11/2025TANYT&leg2=from:SEA,to:LHR,departure:19/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:460.82&airProductToken=AQpGCiIIxJgBEgQ5NTg4GOuJASCAkwEo5tb8AjDA1_wCOEVAAFgBCiAIxJgBEgMxNDMYgJMBIJIBKIvY_AIwgd38AjhFQAFYAQpCCh8IxJgBEgM1MzYYkgEgzHwomMH9AjDdwv0COEVAAFgBCh8IxJgBEgIxMBjMfCDriQEo6cP9AjDJx_0COEVAAVgBEgoIARABGAEqAkRMGAEiBAgBEAEoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Fri, 26 Sept - Tue, 30 Sept LHR London SEA Seattle £462 Return found 4 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SEA,departure:26/09/2025TANYT&leg2=from:SEA,to:LHR,departure:30/09/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:461.12&airProductToken=AQptCjUI1YIBEgQ5MjMwGOuJASCMFSiO3vgCMIHf-AI4TEAAWAFqCEVDT0JBU0lDcghMTFBPNUZCUQo0CNWCARIEOTQxNBiMFSCSASj53_gCMN_k-AI4TEABWAFqCEVDT0JBU0lDcghMTFBPNUZCUQprCjMI1YIBEgM3NTcYkgEgg2koi5H5AjCvkvkCOEtAAFgBaghFQ09CQVNJQ3IIS0xQTzVGQlEKNAjVggESAzI2MhiDaSDriQEo7JL5AjCIl_kCOEtAAVgBaghFQ09CQVNJQ3IIS0xQTzVGQlESCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAB) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Tue, 13 Jan - Tue, 20 Jan LHR London SEA Seattle £462 Return found 2 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SEA,departure:13/01/2026TANYT&leg2=from:SEA,to:LHR,departure:20/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:461.12&airProductToken=AQoyCjAIwoIBEgI0ORjriQEgkgEo36qCAzC3r4IDOE9AAFgBagVOT0JBR3IIT0xVMUgxQjQKagozCMKCARIENTU4NxiSASCjsQEo7fyCAzDY_oIDOE9AAFgBagVOT0JBR3IJT0xYN0gxQjRQCjMIwoIBEgMxOTIYo7EBIOuJASij_4IDML-DgwM4T0ABWAFqBU5PQkFHcglPTFg3SDFCNFASCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) ![Brussels Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SN.gif) Mon, 23 Feb - Sat, 28 Feb LHR London SEA Seattle £462 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SEA,departure:23/02/2026TANYT&leg2=from:SEA,to:LHR,departure:28/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:461.22&airProductToken=AQptCjUI05wBEgQ5MDg1GOuJASCuHCjx9YUDMKH6hQM4S0AAWAFqCEVDT0xJR0hUcghLTFBPUERCUQo0CNOcARIEODg3NRiuHCCSASi8-4UDMNf9hQM4S0ABWAFqCEVDT0xJR0hUcghLTFBPUERCUQptCjQI05wBEgQ4ODc2GJIBIK4cKJmyhgMwjrSGAzhLQABYAWoIRUNPTElHSFRyCEtMUE9QREJRCjUI05wBEgQ5MDg2GK4cIOuJASi2tIYDMJu4hgM4S0ABWAFqCEVDT0xJR0hUcghLTFBPUERCURIKCAIQARgCKgJTThgBIgQIARABKAIoAygEMAs) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Mon, 23 Feb - Sat, 28 Feb LHR London SEA Seattle £462 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SEA,departure:23/02/2026TANYT&leg2=from:SEA,to:LHR,departure:28/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:461.22&airProductToken=AQptCjUIz6YBEgQ3ODUzGOuJASCuHCjx9YUDMKH6hQM4S0AAWAFqCEVDT0xJR0hUcghLTFBPUERCUQo0CM-mARIENzcwMxiuHCCSASi8-4UDMNf9hQM4S0ABWAFqCEVDT0xJR0hUcghLTFBPUERCUQptCjQIz6YBEgQ3OTA4GJIBIIgYKPGwhgMwn7OGAzhLQABYAWoIRUNPTElHSFRyCEtMUE9QREJRCjUIz6YBEgQ3ODA2GIgYIOuJASiYtIYDMNC3hgM4S0ABWAFqCEVDT0xJR0hUcghLTFBPUERCURIKCAIQARgCKgJPUxgBIgQIARABKAIoAygEMAs) ![Scandinavian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SK.gif) Thu, 16 Oct - Sun, 19 Oct LHR London SEA Seattle £464 Return just found [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SEA,departure:16/10/2025TANYT&leg2=from:SEA,to:LHR,departure:19/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:463.52&airProductToken=AQpmCjII05YBEgQxNTE2GOuJASDiOyjkwvoCMNfD-gI4TEAAWAFqBUxJR0hUcghMTEVVNkdIVAowCNOWARIDOTM3GOI7IJIBKP7K-gIwzM_6AjhMQAFYAWoFTElHSFRyCExMRVU2R0hUCmUKMAjTlgESAzkzOBiSASDiOyiY5_oCMNLr-gI4VEAAWAFqBUxJR0hUcghUTEVVNkdIVAoxCNOWARIDNTAxGOI7IOuJASjX9foCMNT2-gI4VEABWAFqBUxJR0hUcghUTEVVNkdIVBIKCAEQARgBKgJTSxgBIgQIARABKAIoAygEMAE) ## Find the cheapest month to fly from London (LHR) to Seattle (SEA) ### February is typically the cheapest month to fly From £359 - £714 per traveller. Flight from London to Seattle route information | Origin airport | Heathrow | | --- | --- | | Destination airport | Seattle - Tacoma Intl. | | Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic, WestJet | | Return price | £401 | | Distance | 7657 km | | Average flight time | 2 hours 1 min | ## Compare flights from London to Seattle easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Seattle. Operating between them 21 flights per day, 20 airlines cover the route. And American Airlines, KLM, Alaska Airlines, Aer Lingus, Air France, SAS, Delta Air Lines, Finnair, Iberia, Virgin Atlantic, British Airways fly direct, getting you to Seattle - Tacoma Intl. in just 9hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Seattle - Tacoma Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Heathrow (LHR) to Seattle - Tacoma Intl. (SEA) The easiest way to view the best deals on flights from London to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to Seattle - Tacoma Intl. start at just £401 and range up to £614.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near London and Seattle - booking your flight during January, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your London to Seattle flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from Heathrow Airport to Sea-Tac Airport? > Start packing your bags, because round-trip journeys from LHR to Seattle - Tacoma Intl. Airport (SEA) start from £401. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport (LHR) to Sea-Tac Airport? > Most flights can be cancelled online, but whether you incur a fee depends on your airline. If you do have to cancel your trip, follow the instructions in the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from Heathrow Airport to SEA that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for London Heathrow to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from Heathrow Airport (LHR) to Seattle - Tacoma Intl. Airport (SEA)? > With around 7,700 kilometres separating LHR and Seattle - Tacoma Intl. Airport (SEA), your flight will be a long one. Pack wisely to make your time on board more comfortable. Little things like an extra pair of socks and a good neck pillow can make a big difference. ### Which airlines fly direct from Heathrow Airport to Sea-Tac Airport? > Getting from London Heathrow to Sea-Tac Airport is easy when you have a good range of airlines to choose from. Here are a few of the best: > > > > - Virgin Atlantic - (VS) with 30 monthly flights > - American Airlines - (AA) with 30 monthly flights > - British Airways - (BA) with 30 monthly flights > - Delta Air Lines - (DL) with 17 monthly flights ### Are Heathrow Airport to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute? > Late planners can sometimes score a bargain, with some of the cheapest airfares from London Heathrow to SEA surfacing a few weeks before the departure date. If you'd rather book ahead, Expedia compares and updates all the best flight deals continuously — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines advertise prices that far in advance. ## Explore a world of travel with Expedia - Trending Routes - Trending Flights - Top Flights Destinations - Related Airlines - Nearby Airports - Cheap Flights from Other Airports - Expedia's Latest Trends ### Top Routes to Seattle - [Newark Liberty Intl. Airport to Seattle (EWR - SEA)](https://expedia.co.uk/lp/flights/ewr/sea/newark-liberty-intl-airport-to-seattle) - [Los Angeles to Seattle (LAX - SEA)](https://expedia.co.uk/lp/flights/lax/sea/los-angeles-to-seattle) - [Bristol to Seattle (BRS - SEA)](https://expedia.co.uk/lp/flights/brs/sea/bristol-to-seattle) - [Boston to Seattle (BOS - SEA)](https://expedia.co.uk/lp/flights/bos/sea/boston-to-seattle) - [New York to Seattle (LGA - SEA)](https://expedia.co.uk/lp/flights/lga/sea/new-york-to-seattle) - [Leeds to Seattle (LBA - SEA)](https://expedia.co.uk/lp/flights/lba/sea/leeds-to-seattle) - [Edinburgh to Seattle (EDI - SEA)](https://expedia.co.uk/lp/flights/edi/sea/edinburgh-to-seattle) - [New York to Seattle (JFK - SEA)](https://expedia.co.uk/lp/flights/jfk/sea/new-york-to-seattle) - [Dublin to Seattle (DUB - SEA)](https://expedia.co.uk/lp/flights/dub/sea/dublin-to-seattle) - [Birmingham to Seattle (BHX - SEA)](https://expedia.co.uk/lp/flights/bhx/sea/birmingham-to-seattle) - [Baltimore to Seattle (BWI - SEA)](https://expedia.co.uk/lp/flights/bwi/sea/baltimore-to-seattle) - [Newcastle to Seattle (NCL - SEA)](https://expedia.co.uk/lp/flights/ncl/sea/newcastle-to-seattle) ### Top Routes to Seattle - [Alaska Airlines Boston to Seattle](https://expedia.co.uk/lp/flight-routes/alaska-airlines-from-logan-intl-to-seattle-tacoma-intl/as/bos/sea) - [Alaska Airlines New York to Seattle](https://expedia.co.uk/lp/flight-routes/alaska-airlines-from-john-f-kennedy-intl-to-seattle-tacoma-intl/as/jfk/sea) - [Aer Lingus Dublin to Seattle](https://expedia.co.uk/lp/flight-routes/aer-lingus-from-dublin-to-seattle-tacoma-intl/ei/dub/sea) - [British Airways Newcastle to Seattle](https://expedia.co.uk/lp/flight-routes/british-airways-from-newcastle-intl-to-seattle-tacoma-intl/ba/ncl/sea) - [British Airways Manchester to Seattle](https://expedia.co.uk/lp/flight-routes/british-airways-from-manchester-to-seattle-tacoma-intl/ba/man/sea) ### Top Flight Destinations - [Flights to Las Vegas](https://expedia.co.uk/Cheap-Flights-To-Las-Vegas.d178276.Travel-Guide-Flights) - [Flights to New York](https://expedia.co.uk/Cheap-Flights-To-New-York.d178293.Travel-Guide-Flights) - [Flights to Orlando](https://expedia.co.uk/Cheap-Flights-To-Orlando.d178294.Travel-Guide-Flights) - [Flights to Chicago](https://expedia.co.uk/Cheap-Flights-To-Chicago.d178248.Travel-Guide-Flights) - [Flights to San Diego](https://expedia.co.uk/Cheap-Flights-To-San-Diego.d3073.Travel-Guide-Flights) - [Flights to San Francisco](https://expedia.co.uk/Cheap-Flights-To-San-Francisco.d178305.Travel-Guide-Flights) - [Flights to Los Angeles](https://expedia.co.uk/Cheap-Flights-To-Los-Angeles.d178280.Travel-Guide-Flights) - [Flights to Boston](https://expedia.co.uk/Cheap-Flights-To-Boston.d178239.Travel-Guide-Flights) - [Flights to Miami](https://expedia.co.uk/Cheap-Flights-To-Miami.d178286.Travel-Guide-Flights) - [Flights to Houston](https://expedia.co.uk/Cheap-Flights-To-Houston.d178265.Travel-Guide-Flights) - [Flights to Pigeon Forge](https://expedia.co.uk/Cheap-Flights-To-Pigeon-Forge.d8264.Travel-Guide-Flights) - [Flights to Nashville](https://expedia.co.uk/Cheap-Flights-To-Nashville.d178291.Travel-Guide-Flights) - [Flights to Myrtle Beach](https://expedia.co.uk/Cheap-Flights-To-Myrtle-Beach.d601685.Travel-Guide-Flights) - [Flights to Atlanta](https://expedia.co.uk/Cheap-Flights-To-Atlanta.d178232.Travel-Guide-Flights) - [Flights to San Antonio](https://expedia.co.uk/Cheap-Flights-To-San-Antonio.d178303.Travel-Guide-Flights) - [Flights to Denver](https://expedia.co.uk/Cheap-Flights-To-Denver.d178254.Travel-Guide-Flights) - [Flights to Honolulu](https://expedia.co.uk/Cheap-Flights-To-Honolulu.d1488.Travel-Guide-Flights) - [Flights to Gatlinburg](https://expedia.co.uk/Cheap-Flights-To-Gatlinburg.d7474.Travel-Guide-Flights) - [Flights to Panama City Beach](https://expedia.co.uk/Cheap-Flights-To-Panama-City-Beach.d8021.Travel-Guide-Flights) - [Flights to Atlantic City](https://expedia.co.uk/Cheap-Flights-To-Atlantic-City.d602179.Travel-Guide-Flights) ### Related Airlines - [British Airways](https://expedia.co.uk/British-Airways-Flights.cBA.Travel-Guide-Airlines) - [Air France](https://expedia.co.uk/Air-France-Flights.cAF.Travel-Guide-Airlines) - [KLM](https://expedia.co.uk/KLM-Flights.cKL.Travel-Guide-Airlines) - [Lufthansa](https://expedia.co.uk/Lufthansa-Flights.cLH.Travel-Guide-Airlines) - [Turkish Airlines](https://expedia.co.uk/Turkish-Airlines-Flights.cTK.Travel-Guide-Airlines) - [Qatar Airways](https://expedia.co.uk/Qatar-Airways-Flights.cQR.Travel-Guide-Airlines) - [Swiss International Air Lines](https://expedia.co.uk/Swiss-International-Air-Lines-Flights.cLX.Travel-Guide-Airlines) - [Virgin Atlantic](https://expedia.co.uk/Virgin-Atlantic-Flights.cVS.Travel-Guide-Airlines) - [Iberia](https://expedia.co.uk/Iberia-Flights.cIB.Travel-Guide-Airlines) - [Etihad Airways](https://expedia.co.uk/Etihad-Airways-Flights.cEY.Travel-Guide-Airlines) - [SAS](https://expedia.co.uk/Scandinavian-Airlines-Flights.cSK.Travel-Guide-Airlines) - [Austrian Airlines](https://expedia.co.uk/Austrian-Airlines-Flights.cOS.Travel-Guide-Airlines) - [LOT-Polish Airlines](https://expedia.co.uk/LOT-Polish-Airlines-Flights.cLO.Travel-Guide-Airlines) - [Finnair](https://expedia.co.uk/Finnair-Flights.cAY.Travel-Guide-Airlines) - [Emirates](https://expedia.co.uk/Emirates-Flights.cEK.Travel-Guide-Airlines) - [Aer Lingus](https://expedia.co.uk/Aer-Lingus-Flights.cEI.Travel-Guide-Airlines) Seattle Airports #### Seattle Paine Field Intl. Airport [London to Seattle Paine Field Intl. Airport](https://expedia.co.uk/lp/flights/lhr/pae/london-to-seattle-paine-field-intl-airport) £523.42 London Airports #### London [Gatwick to Seattle](https://expedia.co.uk/lp/flights/lgw/sea/london-to-seattle) £397.78 [London City to Seattle](https://expedia.co.uk/lp/flights/lcy/sea/london-to-seattle) £466.01 ### Nearby Airports - [Farnborough Airport (FAB)](https://expedia.co.uk/lp/airports/fab/flights-from-farnborough-airport) - [London City Airport (LCY)](https://expedia.co.uk/lp/airports/lcy/flights-from-london-city-airport) - [Gatwick Airport (LGW)](https://expedia.co.uk/lp/airports/lgw/flights-from-gatwick-airport) - [Luton Airport (LTN)](https://expedia.co.uk/lp/airports/ltn/flights-from-luton-airport) - [Stansted Airport (STN)](https://expedia.co.uk/lp/airports/stn/flights-from-stansted-airport) - [Oxford Airport (OXF)](https://expedia.co.uk/lp/airports/oxf/flights-from-oxford-airport) - [Southend Airport (SEN)](https://expedia.co.uk/lp/airports/sen/flights-from-southend-airport) - [Southampton Airport (SOU)](https://expedia.co.uk/lp/airports/sou/flights-from-southampton-airport) - [Cambridge Airport (CBG)](https://expedia.co.uk/lp/airports/cbg/flights-from-cambridge-airport) - [Coventry Airport (CVT)](https://expedia.co.uk/lp/airports/cvt/flights-from-coventry-airport) ### Expedia's Latest Trends Flights - [LHR to MEL flights](https://expedia.co.uk/lp/flights/lhr/mel/london-to-melbourne) - [LHR to LAX flights](https://expedia.co.uk/lp/flights/lhr/lax/london-to-los-angeles) - [EDI to LHR flights](https://expedia.co.uk/lp/flights/edi/lhr/edinburgh-to-london) - [LHR to HKG flights](https://expedia.co.uk/lp/flights/lhr/hkg/london-to-hong-kong) - [LHR to NRT flights](https://expedia.co.uk/lp/flights/lhr/nrt/london-to-tokyo) - [LHR to ATQ flights](https://expedia.co.uk/lp/flights/lhr/atq/london-to-sri-guru-ram-das-ji-intl-airport) - [LHR to BKK flights](https://expedia.co.uk/lp/flights/lhr/bkk/london-to-bangkok) - [LHR to MNL flights](https://expedia.co.uk/lp/flights/lhr/mnl/london-to-manila) - [LHR to JNB flights](https://expedia.co.uk/lp/flights/lhr/jnb/london-to-johannesburg) - [LHR to YYZ flights](https://expedia.co.uk/lp/flights/lhr/yyz/london-to-toronto) - [LON to NYC flights](https://expedia.co.uk/lp/flights/lon/nyc/london-to-new-york) - [NCL to LHR flights](https://expedia.co.uk/lp/flights/ncl/lhr/newcastle-to-london) - [LHR to SYD flights](https://expedia.co.uk/lp/flights/lhr/syd/london-to-sydney) - [LOS to LHR flights](https://expedia.co.uk/lp/flights/los/lhr/lagos-to-london) - [LHR to JFK flights](https://expedia.co.uk/lp/flights/lhr/jfk/london-to-new-york) - [LHR to AKL flights](https://expedia.co.uk/lp/flights/lhr/akl/london-to-auckland) - [LHR to MIA flights](https://expedia.co.uk/lp/flights/lhr/mia/london-to-miami) - [LHR to SFO flights](https://expedia.co.uk/lp/flights/lhr/sfo/london-to-san-francisco) - [LHR to PER flights](https://expedia.co.uk/lp/flights/lhr/per/london-to-perth) - [LHR to DEL flights](https://expedia.co.uk/lp/flights/lhr/del/london-to-delhi) - [LHR to CMB flights](https://expedia.co.uk/lp/flights/lhr/cmb/london-to-colombo) - [LHR to IST flights](https://expedia.co.uk/lp/flights/lhr/ist/london-to-istanbul) - [LHR to BCN flights](https://expedia.co.uk/lp/flights/lhr/bcn/london-to-barcelona) - [MAN to JFK flights](https://expedia.co.uk/lp/flights/man/jfk/manchester-to-new-york) - [LHR to DXB flights](https://expedia.co.uk/lp/flights/lhr/dxb/london-to-dubai) - [LHR to CPT flights](https://expedia.co.uk/lp/flights/lhr/cpt/london-to-cape-town) - [LHR to LIS flights](https://expedia.co.uk/lp/flights/lhr/lis/london-to-lisbon) - [LHR to YVR flights](https://expedia.co.uk/lp/flights/lhr/yvr/london-to-vancouver) - [LHR to BOM flights](https://expedia.co.uk/lp/flights/lhr/bom/london-to-mumbai) - [LHR to GOI flights](https://expedia.co.uk/lp/flights/lhr/goi/london-to-goa) \*Available to Expedia members. ![](https://a.travel-assets.com/mad-service/footer/bnaBanners/BEX_Footer.jpg) ## Go further with the Expedia app Save on select hotels when you book in the app. Our app deals help you to save on trips so you can travel more and manage it all on the go. 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