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All scheduled flights from Seattle to Seoul (SEA-ICN)

US USA
Republic of Korea KR
All scheduled flights from SEA to ICN. You can fly from Seattle to Seoul non-stop on every weekday and the flight takes about 12 hours. Flights with stops take between 13 to 19 hours depending on your flight and connection airport.
SEA-ICN
- Flight has a long layover time at the stop-airport and will affect your flight time.
- Change of terminals at the layover airport. This can go quickly or take time depending on the airport.
- Flight is partially or completely overnight (Red-eye flight).
- Airline or one of the airlines in the flight path is a low-cost carrier. Some travelers wants to avoid low-cost airlines.
- This is codeshare flight. A codeshare flight is an agreement between airlines to sell seats on each others flights. Click on the flight to see the actual flight operator.

Flying non-stop between SEA and ICN with Delta Air Lines or Korean Air is the fastest flight option. The flight takes about 12 hours and 35 minutes.

Yes. You can also arrive at Gimpo, GMP if you fly from Seattle (SEA).

ICN is the IATA airport code for Incheon Intl Airport, Seoul.

Yes. ICN has 2 terminals and 84632 arriving passenger seats each day.

Airlines that offer direct flights from Seattle (SEA) to Seoul (ICN) is Delta Air Lines and Korean Air.

The Airbhus A330-900neo with Delta Air Lines has 281 seats (1 business class) and the Boeing 777-300ER with Korean Air has 282 seats (1 business class).

It all depends on what dates you plan on flying. But the approximate round-trip price for one passenger with Korean Air is $1101 and with Asiana Airlines $1269.

If you fly with Asiana Airlines you will be arriving at Terminal 1 but if you choose to travel with Delta Air Lines you will be arriving at Terminal 2.