Looking for the price of a flight from Seattle Lake Union to Seoul Incheon?

There’s no fixed price — fares between Seattle and Seoul can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Flying between Seattle and Seoul? Consider these airports

Depending on your destination and where you’re starting from, it might make sense to look beyond the main hubs.

• Airports in Seattle: Seattle has 2 airports - Boeing Field, Lake Union.
• Airports in Seoul: Seoul has 2 airports - Gimpo, Incheon.

Check if your destination airport has a rail link — it can make getting around easier. Jetcost lets you view options from all Seattle airports in a single search.

Choose the right flight for your trip from Seattle Lake Union to Seoul Incheon

Jetcost helps you tailor your flight search based on what matters to you — flight length, budget, airline, or agency. Whether you prefer round-trip or one-way, direct or with stopovers, you’ll see options from eDreams, Expedia, and more.

Other popular destinations

Flying to South Korea? Many users also explore: Jeju City, Kwangju, Pusan, Seoul, Taegu.

Looking for a specific airline? Select it directly in the filters to speed up your search. The search filters help you see only the options that match your needs.