$124 Cheap Korean Air flights Seoul (GMP) to Jeju (CJU)

You can discover cheap round-trip Korean Air flights from $248 from GMP to CJU by sorting your results from “Price (lowest to highest)” on Expedia. Or search for options from $124 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for return or one-way flights to Jeju City in January or February. You could find a cheap fare with Korean Air during these off-peak travel months.

Begin your search one to three months ahead of your travel date to get cheap fares on Korean Air flights from Gimpo Intl. Airport (GMP) to Jeju Intl. Airport (CJU). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Easily travel from Gimpo Intl. Airport (GMP) to Jeju Intl. Airport (CJU) on one of Korean Air’s 153 weekly direct flights. Make use of our “Nonstop” and “Airline” filters to find the Korean Air flight that’ll take you to CJU at a time that suits you.

It takes around 1h 11m to travel nonstop from Gimpo Intl. Airport (GMP) to Jeju Intl. Airport (CJU) with Korean Air.

If you’re looking for flexibility, Friday offers the most choice for Korean Air flights from Gimpo Intl. Airport (GMP) to Jeju Intl. Airport (CJU). You can pick from 24 different departures.

Taking off from GMP at 7:25AM UTC+9, the first Korean Air flight to CJU arrives at 8:35AM UTC+9. Traveling earlier in the day means you’re less likely to experience cancellations.* Prefer a later start? The last Korean Air flight from GMP to CJU departs at 9:05PM UTC+9 and touches down at 10:15PM UTC+9.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Jeju Intl. Airport (CJU) is the main Jeju City hub for Korean Air flights from Gimpo Intl. Airport (GMP).

Korean Air allows passengers to bring 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 62 inches on standard economy flights from GMP to CJU. You can also bring 1 cabin bag in the cabin. This hand luggage must not exceed 21 inches x 15 inches x 7 inches and weigh less than 39 lb. Baggage policies can differ based on your cabin class and fare type, so double-check your booking or Korean Air’s website to avoid any unexpected fees at the airport.

A 5-star airline rating and the opportunity to collect points through Korean Airlines Skypass are the start of the reasons to fly from GMP to CJU with Korean Air. Plus, when you sign up to Expedia’s free One Key™ program, you can earn OneKeyCash™* alongside Korean Air’s loyalty program earnings. It’s yours to use wherever your next trip takes you.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Korean Air generally uses Boeing 737-900 planes for flights from Gimpo Intl. Airport (GMP) to Jeju Intl. Airport (CJU). This carrier also operates the Airbus A321neo on this route. Remember that aircraft type can change due to operational requirements, so the plane you board might be different on the day you travel.

Depending on your ticket type, a fee will generally apply if you cancel or change your booking more than 24 hours after it’s confirmed. To find tickets with more flexibility, select our “No cancel fee” or “Changes included” filter when you look for flights. For additional information on changing or canceling your reservation, head to “Trips,” select your flight and click on “Manage Booking.”