Alaska Airlines is set to launch a new nonstop flight from Seattle to Seoul, making it easier than ever for travelers to reach South Korea. The Alaska Airlines nonstop flight will begin operating on September 12, 2025, with direct flights to Incheon International Airport (ICN).
This new service marks an exciting step for Alaska Airlines as they expand their international offerings, with the Seattle to Seoul flight being one of the key additions.
New Flights to Seoul: What You Need to Know
Hawaiian Airlines will operate the new flights to Seoul as part of their ongoing partnership.
The Alaska Airlines Seoul route departs Seattle–Tacoma International Airport (SEA) on Wednesdays through Sundays at 3:25 p.m. and lands in Seoul at 6:50 p.m. local time.
The return flights from Seoul will depart daily at 8:50 p.m. and arrive in Seattle at 3:00 p.m.
The introduction of this Alaska Airlines Seoul route is part of the airline’s larger plan to increase flights from Seattle. By 2030, Alaska Airlines aims to offer 12 nonstop international flights.
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