How much is a flight from Seattle to Seoul Incheon?

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

Pick a travel date to see today’s available fares.

Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!

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.

Customize your flight from Seattle to Seoul Incheon

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from the best airlines and travel agencies.

Other popular destinations

Thinking about South Korea? You might also consider: Jeju City, Kwangju, Pusan, Seoul, Taegu.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.