Nonstop flights from Seoul to Seattle

4 airlines fly this route, with up to 4 flights a day.

ICNSeoul Incheon International

5,205 mi · 25 flights a week

SEASeattle-Tacoma International

ICNSEA

When they leave

Seoul time

4:40p9:20pFirst departure 4:40 PM, last 9:20 PM

One afternoon flight at 4:40 PM, then three in the evening, 7:00 PM to 9:20 PM.

Every flight

Earliest first

4:40 PM→11:00 AM⁺¹Korean AirBoeing 787-10Daily
7:00 PM→1:37 PM⁺¹Delta Air LinesAirbus A350Daily
7:35 PM→2:05 PM⁺¹Alaska AirlinesBoeing 787Mon, Wed, Thu, Fri, Sat, Sun
9:20 PM→3:45 PM⁺¹Asiana AirlinesBoeing 777Mon, Tue, Thu, Fri, Sun

Schedules last checked Oct 3, 2026. Times are local.

Flying from Seoul to Seattle

Delta Air Lines flies daily on the Airbus A350. Korean Air flies daily on the Boeing 787-10. Alaska Airlines flies 6 times a week on the Boeing 787. Asiana Airlines flies 5 times a week on the Boeing 777.

There are 3 or 4 flights every day of the week. The first arrival in Seattle is at 11:00 AM the next day and the last at 3:45 PM the next day. The flight covers 5,205 miles.

Flying back, Seattle to Seoul has 25 nonstop flights a week.

Return flights

Seattle to SeoulView

Find the cheapest day to fly from Seoul to Seattle.

Schedules as of Oct 9, 2026.