
Popular airlines from Incheon Intl. Airport (ICN) to Seattle-Tacoma International Airport (SEA)
- American Airlines
American Airlines
- Air Canada
Air Canada
- Delta
Delta
- Korean Air
Korean Air
- EVA Airways
EVA Airways
- Asiana Airlines
Asiana Airlines
- WestJet
WestJet
- Plan, book, fly with confidence
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Cheap flights from Seoul (ICN) to Seattle (SEA)
Prices were available within the past 7 days and start at CA $577 for one-way flights and CA $691 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Seoul (ICN) to Seattle (SEA)
November is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Incheon Intl. |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Air Canada, Alaska Airlines, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Ethiopian Airlines, Hawaiian Airlines, Japan Airlines, KLM, Korean Air, Lufthansa, Philippine Airlines, Turkish Airlines, United, WestJet |
Roundtrip price | CA $691 |
Distance | 8326 km |
Average flight time | -5 hours -35 mins |
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 Thai Airways International, Delta Air Lines, Korean Air, Asiana Airlines, United Airlines, Singapore Airlines 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 Incheon Intl., ICN 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 $691 rising to CA $1,256.
Here are more money-saving tips:
- Fly in October 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.
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Top Routes from Seoul
- Seoul to Shanghai (ICN - PVG)
- Seoul to Calgary (ICN - YYC)
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- Seoul to Hong Kong (ICN - HKG)
- Seoul to Denpasar (ICN - DPS)
- Seoul to Taipei (ICN - TPE)
- Seoul to Nanjing (ICN - NKG)
- Seoul to Kobe (ICN - UKB)
- Seoul to Tokyo (ICN - NRT)
- Seoul to Montreal (ICN - YUL)
- Seoul to Vancouver (ICN - YVR)
- Seoul to Kitchener (ICN - YKF)
Top Routes to Seattle
- Ottawa to Seattle (YOW - SEA)
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- Halifax to Seattle (YHZ - SEA)
- Victoria to Seattle (YYJ - SEA)
- New York to Seattle (JFK - SEA)
- Montreal to Seattle (YUL - SEA)
- Vancouver to Seattle (YVR - SEA)
Top Routes from Seoul
Top Routes to Seattle
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