How much is a ticket from Seattle Boeing Field to Seoul Incheon?

Depending on when you travel and how far in advance you book, fares between Seattle and Seoul can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Best airport options between Seattle and Seoul

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in Seattle: Seattle is served by 2 airports - Boeing Field, Lake Union.
• Airports in Seoul: In Seoul, 2 airports are available - Gimpo, Incheon.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Find the best flight from Seattle Boeing Field to Seoul Incheon

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from the best airlines and travel agencies.

Other popular destinations

Searching for flights to South Korea? Travelers also looked at: Jeju City, Kwangju, Pusan, Seoul, Taegu.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Seattle Boeing Field – Seoul Incheon flights.