Find out what a flight from Seattle to Seoul Incheon might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Seattle and Seoul.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Which airports are most convenient between Seattle and Seoul?

Whether it’s cost or connection time, the right airport combination can make a difference.

• Airports in Seattle: There are 2 airports in Seattle - Boeing Field, Lake Union.
• Airports in Seoul: In Seoul you can fly to/from 2 airports - Gimpo, Incheon.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Explore flights from Seattle to Seoul Incheon your way

On Jetcost, you can filter by round-trip or one-way, time of day, airline, number of stops, and even by specific travel agency.

Other popular destinations

Also interested in South Korea? Check out: Jeju City, Kwangju, Pusan, Seoul, Taegu.

If you’re flexible with dates, try checking the days before and after to see if prices vary. Some routes are offered by multiple agencies — comparing fares can really pay off.