Title: CA $521 Cheap Flights from Seoul (SEL) to Seattle (SEA) - Expedia.ca ![](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) # CA $521 Cheap Flights from Seoul (SEL) to Seattle (SEA) [View CA $521 flight on Wed, Mar 11, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:ICN,to:SEA,departure:11/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:520.10&airProductToken=AQpCCh8IyKoBEgM0NTAYyGggh1Ao-KqHAzCarYcDOFhAAFgBCh8IyKoBEgM0NDUYh1AgkgEo86-HAzDlt4cDOFRAAVgBEgoIARABGAEqAkhVGAEiBAgBEAEoBDAB) - [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 Seoul to Seattle, WA (SEA-Seattle - Tacoma Intl.) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:SEL,to:SEA,departure:27/12/2025TANYT&leg2=from:SEA,to:SEL,departure:03/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![Asiana Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_OZ.svg) Asiana Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:SEL,to:SEA,departure:27/12/2025TANYT&leg2=from:SEA,to:SEL,departure:03/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"OZ"}}]) - ![Korean Air](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KE.svg) Korean Air [](https://www.expedia.ca/Flights-Search?leg1=from:SEL,to:SEA,departure:27/12/2025TANYT&leg2=from:SEA,to:SEL,departure:03/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KE"}}]) - ![Cathay Pacific](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_CX.svg) Cathay Pacific [](https://www.expedia.ca/Flights-Search?leg1=from:SEL,to:SEA,departure:27/12/2025TANYT&leg2=from:SEA,to:SEL,departure:03/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"CX"}}]) - ![Japan Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_JL.svg) Japan Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:SEL,to:SEA,departure:27/12/2025TANYT&leg2=from:SEA,to:SEL,departure:03/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"JL"}}]) - ![EVA Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BR.svg) EVA Airways [](https://www.expedia.ca/Flights-Search?leg1=from:SEL,to:SEA,departure:27/12/2025TANYT&leg2=from:SEA,to:SEL,departure:03/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BR"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:SEL,to:SEA,departure:27/12/2025TANYT&leg2=from:SEA,to:SEL,departure:03/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![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 Seoul (SEL) to Seattle (SEA) Prices were available within the past 7 days and start at CA $521 for one-way flights and CA $763 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Fri, Jan 30 - Sat, Feb 7 ICN Seoul SEA Seattle CA $763 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ICN,to:SEA,departure:30/01/2026TANYT&leg2=from:SEA,to:ICN,departure:07/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:762.80&airProductToken=AQpsCjMIwYYBEgI2NBjIaCC4jQEol-eDAzDq64MDOEtAAFgBaghTVEFOREFSRHIIS0xYVzEzVEcKNQjBhgESBDg4MTAYuI0BIJIBKNHwgwMwjvGDAzhLQAFYAWoIU1RBTkRBUkRyCEtMWFcxM1RHCmwKNQjBhgESBDg4MDcYkgEguI0BKIzIhAMwz8iEAzhLQABYAWoIU1RBTkRBUkRyCEtMV1cxM1RHCjMIwYYBEgI2Mxi4jQEgyGgo6dGEAzCq14QDOEtAAVgBaghTVEFOREFSRHIIS0xXVzEzVEcSCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Thu, Apr 16 - Sun, May 17 ICN Seoul SEA Seattle CA $773 Roundtrip found 23 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ICN,to:SEA,departure:16/04/2026TANYT&leg2=from:SEA,to:ICN,departure:17/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:773.00&airProductToken=AQpDCh8I1YIBEgM4MDYYyGggsnEolruKAzCbwIoDOEdAAFgBCiAI1YIBEgQyMzQwGLJxIJIBKJLBigMwosKKAzhHQAFYAQpCCh8I1YIBEgM0OTkYkgEgsnEorZ2NAzC3no0DOEdAAFgBCh8I1YIBEgM4MDUYsnEgyGgokKWNAzCIq40DOEdAAVgBEgoIARABGAEqAlVBGAEiBAgBEAEoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, Jan 30 - Sat, Feb 7 ICN Seoul SEA Seattle CA $946 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ICN,to:SEA,departure:30/01/2026TANYT&leg2=from:SEA,to:ICN,departure:07/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:945.60&airProductToken=AQo4CjYIwaYBEgQ4NDcyGMhoIJIBKLfogwMwme2DAzhRQABYAXIIUUxYRTgwTUt6CgjIggESBDg0NzIKOAo2CMGmARIEODQ3MRiSASDIaCiUx4QDMN_MhAM4T0AAWAFyCE9MV0U4ME1LegoIyIIBEgQ4NDcxEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Fri, Jan 30 - Sat, Feb 7 ICN Seoul SEA Seattle CA $1,011 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ICN,to:SEA,departure:30/01/2026TANYT&leg2=from:SEA,to:ICN,departure:07/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1010.20&airProductToken=AQpDCkEIxJgBEgQ3ODM3GMhoIJIBKK7mgwMw_OqDAzhYQABYAWoJTUFJTkVYVFJBcghYTFgwWkJZS3oKCMuKARIENzgzNwo2CjQIxJgBEgMxOTcYkgEgyGgojcaEAzDiy4QDOFhAAFgBaglNQUlORVhUUkFyCFhMVzBaQllLEgoIARABGAEqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Korean Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/ke.gif) Fri, Jan 30 - Sat, Feb 7 ICN Seoul SEA Seattle CA $1,081 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ICN,to:SEA,departure:30/01/2026TANYT&leg2=from:SEA,to:ICN,departure:07/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1080.20&airProductToken=AQo2CjQIy4oBEgI0MRjIaCCSASiu5oMDMPzqgwM4UUAAWAFqCkVZU1RBTkRBUkRyCFFMWDBaQllLCjYKNAjLigESAjQyGJIBIMhoKPTFhAMwv8uEAzhVQABYAWoKRVlTVEFOREFSRHIIVUxXMFpCWUsSCggBEAEYASoCS0UYASIECAEQASgCKAMoBDAB) ![Asiana Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/oz.gif) Fri, Jan 30 - Sat, Feb 7 ICN Seoul SEA Seattle CA $1,228 Roundtrip found 17 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ICN,to:SEA,departure:30/01/2026TANYT&leg2=from:SEA,to:ICN,departure:07/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1227.20&airProductToken=AQopCicIz7QBEgMyNzIYyGggkgEo0OiDAzCj7YMDOFZAAFgBcgZWTFhLVVoKKAomCM-0ARIDMjcxGJIBIMhoKOrAhAMwxMaEAzhLQABYAXIFS0xYS1USCggBEAEYASoCT1oYASIECAEQASgCKAMoBDAB) ![Singapore Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SQ.gif) Wed, Apr 15 - Fri, May 15 ICN Seoul SEA Seattle CA $1,288 Roundtrip found 23 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ICN,to:SEA,departure:15/04/2026TANYT&leg2=from:SEA,to:ICN,departure:15/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1287.20&airProductToken=AQpzCjgI06IBEgM2MTEYyGggkmoo3a-KAzDjsooDOEtAAFgBagxFY29ub215IExpdGVyCUsxNEtSUkxQTwo3CNOiARICMjgYkmogkgEovLqKAzCxwYoDOEtAAVgBagxFY29ub215IExpdGVyCUsxNEtSUkxQTwpzCjcI06IBEgIyNxiSASCSaiiriI0DMP-PjQM4S0AAWAFqDEVjb25vbXkgTGl0ZXIJSzE0S1JSTFBPCjgI06IBEgM2MDAYkmogyGgo6paNAzDmmY0DOEtAAVgBagxFY29ub215IExpdGVyCUsxNEtSUkxQTxIKCAIQARgBKgJTURgBIgQIARABKAIoAygEMA8) ![China Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/CI.gif) Sun, May 10 - Mon, Nov 2 ICN Seoul SEA Seattle CA $1,288 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ICN,to:SEA,departure:10/05/2026TANYT&leg2=from:SEA,to:ICN,departure:02/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1287.30&airProductToken=AQpNCiUIw5IBEgMxNjMYyGgg8yMot82MAzDXzowDOE5AAFgBcgROTEtSCiQIw5IBEgIyMhjzIyCSASiiz4wDMLbUjAM4TkABWAFyBE5MS1IKTQokCMOSARICMjEYkgEg8yMo6oecAzCAjpwDOE5AAFgBcgROTEtSCiUIw5IBEgMxNjIY8yMgyGgo8ZKcAzCHlJwDOE5AAVgBcgROTEtSEgoIARABGAEqAkNJGAEiBAgBEAEoAigDKAQwAQ) ![EVA Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BR.gif) Sun, May 10 - Wed, Nov 4 ICN Seoul SEA Seattle CA $1,288 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ICN,to:SEA,departure:10/05/2026TANYT&leg2=from:SEA,to:ICN,departure:04/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1287.90&airProductToken=AQpNCiUIwqQBEgMxNTkYyGgg8yMohc2MAzClzowDOFZAAFgBcgRWTEtSCiQIwqQBEgIyNhjzIyCSASisz4wDMLbUjAM4VkABWAFyBFZMS1IKTQokCMKkARICMjUYkgEg8yMoqp6cAzDApJwDOFZAAFgBcgRWTEtSCiUIwqQBEgMxNjAY8yMgyGgok6mcAzCpqpwDOFZAAVgBcgRWTEtSEgoIARABGAEqAkJSGAEiBAgBEAEoAigDKAQwAQ) ![Philippine Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/PR.gif) Mon, Mar 16 - Fri, Mar 20 ICN Seoul SEA Seattle CA $1,305 Roundtrip found 4 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:ICN,to:SEA,departure:16/03/2026TANYT&leg2=from:SEA,to:ICN,departure:20/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1304.80&airProductToken=AQpSCigI0KQBEgM0MDMYyGggrFso1-KHAzDR5IcDOE9AAFgBcgdPOEtGS1JTCiYI0KQBEgMxMjQYrFsgkgEosO-HAzCA9YcDOE9AAVgBcgVPTFRVUwpSCiYI0KQBEgMxMjUYkgEgrFsoipiIAzD1nogDOE9AAFgBcgVPTFRVUwooCNCkARIDNDAyGKxbIMhoKOGjiAMw0aWIAzhPQAFYAXIHTzhLRktSUxIKCAEQARgBKgJQUhgBIgQIARABKAIoAygEMAE) ## Find the cheapest month to fly from Seoul (SEL) to Seattle (SEA) ### October is typically the cheapest month to fly From CA $471 - CA $1,506 per traveller. ## Alternative airports near Seattle Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:ICN,to:SEA,departure:27/12/2025TANYT&leg2=from:SEA,to:ICN,departure:31/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) SEA Seattle - Tacoma Intl. Cheapest 20 min [Flights from CA $947 ](https://www.expedia.ca/Flights-Search?leg1=from:ICN,to:SEA,departure:27/12/2025TANYT&leg2=from:SEA,to:ICN,departure:31/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) __Flight from Seoul to Seattle (ICN - SEA) route information__ | Origin airport | Incheon Intl. | | ------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Destination airport | Seattle - Tacoma Intl. | | Airlines serving | Air Canada, Alaska Airlines, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Ethiopian Airlines, Japan Airlines, Korean Air, Lufthansa, Philippine Airlines, Qatar Airways, Singapore Airlines, Turkish Airlines, United, WestJet | | Roundtrip price | CA $763 | | Distance | 8326 km | ## Incheon to Seattle Flights **The easy way to book your flights from Seoul to Seattle** With Expedia, it’s simple to find and book flights to Seattle from Seoul 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 Seattle - Tacoma Intl., 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 Seoul to Seattle today, tomorrow, or this week. **Save dollars with cheap flights from SEL-All Airports, SEL to Seattle - Tacoma Intl., SEA** Sort your search results by price to find great deals on your flight from Seoul to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Seoul currently is just CA $763 rising to CA $1,305\. 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 Seattle - 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 Seattle from Seoul** 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 Seattle with Expedia today. ## Frequently asked questions ### How much is a flight from Seoul (SEL-All Airports) to Sea-Tac Airport? ### Do I need to pay a cancellation fee if I cancel my flight from Seoul (SEL-All Airports) to Sea-Tac Airport? ### How do I find cheap flights from Seoul (SEL-All Airports) to SEA that have flexible change policies? ### How far is the flight from Seoul (SEL-All Airports) to Sea-Tac Airport? ### Which airlines fly direct from Seoul (SEL-All Airports) to Sea-Tac Airport? ### Are Seoul (SEL-All Airports) to SEA flight tickets cheaper when they're purchased at the last minute? ## Explore a world of travel with Expedia \*Available to Expedia members.