Skip to main content
Beginning of main content

SEA (Seattle) to GMP (Seoul) Flights $647.56

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia's Price Guarantee.
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap SEA to GMP Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Seoul

$644.31

Interesting Facts About Flights from Seattle to Seoul (SEA to GMP)

Question : Do travelers from Seattle typically stay in Seoul for very long?
Answer : Passengers from SEA to GMP stay 16 days on average.

Question : Will you do what it takes to get the absolute lowest-cost flight?
Answer : For the month of August, Wednesday is your lowest-cost day to fly. Being flexible with your travel days garners even more savings during booking.

Question : Is there another local airport to fly into besides Gimpo International Airport (GMP)?
Answer : Incheon International Airport (ICN) is just 21 miles away and on average, flights are 59% cheaper for the coming two months. Save a few bucks and put it towards your next trip.

Question : How does Seattle to Seoul stack up against the rest of the world in overall promptness?
Answer : SEA to GMP currently scores 4 out of a possible 5 stars in promptness. This score combines both the number of delayed flights and total delay minutes. With 4 stars, you should feel confident in getting to Seoul on time.

Question : Over the coming months, which airline is getting their passengers to Gimpo International Airport (GMP) round-trip the cheapest?
Answer : ANA is the leader in keeping prices down for their passengers over the next three months. Bookings are being made at just $820 and, when compared to the high-end bookings of $8,644, it's quite a deal.

Question : Are you paying the cheapest or highest price for your ticket to Seoul?
Answer : Ranging anywhere from $820 to $8,644, prices for SEA to GMP do fluctuate a lot more than most routes from the United States. Remember, the sooner you book, the more you'll be able to save.

Question : Looking for the cheapest flight over the next 30 days?
Answer : As of Jul 17th, the best day for deals to Seoul (GMP) is Aug 16th. It costs $1,105, which is 61% below this route's average price.