
Popular airlines from Seattle-Tacoma International Airport (SEA) to Incheon Intl. Airport (ICN)
- Korean Air
Korean Air
- Air Canada
Air Canada
- Asiana Airlines
Asiana Airlines
- Cathay Pacific
Cathay Pacific
- EVA Airways
EVA Airways
- Alaska Airlines
Alaska Airlines
- United
United
- Plan, book, fly with confidence
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Cheap Flights from Seattle (SEA) to Seoul (ICN)
Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Seattle (SEA) to Seoul (ICN)
September is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Seattle - Tacoma Intl. |
Destination airport | Incheon Intl. |
Airlines serving | Air Canada, Alaska Airlines, American Airlines, Asiana Airlines, Cathay Pacific, Delta, EVA Airways, Korean Air, United, WestJet |
Return price | AU$1,126 |
Distance | 8326 km |
Average flight time | 27 hours 48 mins |
Your quick guide to flights from Seattle to Seoul
Pick up great flights from Seattle to Seoul
With Expedia, you have your pick of flights a day with 20 airlines covering flights from Seattle to Seoul. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Seattle to Seoul that take around hours.
Find cheap flights from Seattle to Seoul
From the great flight deals with prices currently ranging from AU$1,126 to AU$1,290, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Seattle to Seoul around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Seoul is normally in September.
Reasons to book your flight from Seattle to Seoul with Expedia
Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Seattle to Seoul across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Seoul right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.
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Top Routes from Seattle
- Seattle to Melbourne (SEA - AVV)
- Seattle to Newark Liberty Intl. Airport (SEA - EWR)
- Seattle to Los Angeles (SEA - LAX)
- Seattle to Calgary (SEA - YYC)
- Seattle to New York (SEA - LGA)
- Seattle to New York (SEA - JFK)
- Seattle to Tokyo (SEA - NRT)
- Seattle to Vancouver (SEA - YVR)
- Seattle to Melbourne (SEA - MEL)
- Seattle to London (SEA - LHR)
- Seattle to Brisbane (SEA - BNE)
- Seattle to San Francisco (SEA - SFO)
Top Routes to Seoul
- Bangkok to Seoul (BKK - ICN)
- Bangkok to Seoul (DMK - ICN)
- Kuala Lumpur to Seoul (KUL - ICN)
- Hong Kong to Seoul (HKG - ICN)
- Taipei to Seoul (TPE - ICN)
- Darwin to Seoul (DRW - ICN)
- Adelaide to Seoul (ADL - ICN)
- Manila to Seoul (MNL - ICN)
- Gold Coast to Seoul (OOL - ICN)
- Tokyo to Seoul (NRT - ICN)
- Melbourne to Seoul (MEL - ICN)
- Brisbane to Seoul (BNE - ICN)
Top Routes to Seoul
Top Flight Destinations
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