How much is a ticket from Seattle Lake Union to Seoul Incheon?

Flight prices from Seattle to Seoul change depending on demand and time of booking.

Select your dates to check current offers.

Flying at off-peak hours — such as early morning or late evening — can help you save. Also, the best deals tend to appear in the weeks leading up to departure.

Flying from or to Seattle and Seoul? Here are your airport options

Knowing your full list of nearby airports can make flight planning easier, especially when routes vary.

• Airports in Seattle: You have 2 departure options - Boeing Field, Lake Union.
• Airports in Seoul: Arrivals into Seoul are possible from 2 airports - Gimpo, Incheon.

For families or those traveling with assistance, smaller airports can be easier to navigate. Cities served by multiple airports often allow for more flexible travel planning.

Plan your perfect flight from Seattle Lake Union 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: Jeju City, Kwangju, Pusan, Seoul, Taegu.

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.