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 near Seattle or Seoul offer flights?

In many cases, using a nearby airport can improve your chances of finding direct flights or better rates.

• Airports in Seattle: 2 airports are active - Boeing Field, Lake Union.
• Airports in Seoul: 2 options available in Seoul - Gimpo, Incheon.

Secondary airports can offer faster travel thanks to shorter lines and quicker boarding times than major ones.

Plan your perfect flight from Seattle to Seoul Incheon

Jetcost gives you full control over your flight search. Filter by date, time, duration, price, and airline. See round-trip and one-way options from low-cost and full-service carriers and more.

Other popular destinations

Planning a trip to South Korea? Other frequent searches include: Gwangju, Jeju City, Kwangju, Pusan, Seoul.

Some airlines include baggage in the fare, others don’t — always check the details before booking. If you're looking for round-trip flights, you can easily see the most convenient combinations.