Cheap flights from Seoul to Jeju City from £24

The month of December is, on average, the cheapest month to fly to Jeju City from Seoul, with most prices found around £40. If you are unable to visit Jeju City during the month of December, then departing from Seoul during the month January is also very affordable. Most momondo users find prices during this month for around £44.

Our data shows that Tuesday is the least expensive day to fly to Jeju City. Tickets to fly out on this day can be as low as £52. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £89. These prices are subject to change though, so be sure to set up a Price Alert for flights to Jeju City.

Our data shows that the cheapest Seoul to Jeju City flights are usually those with departure times in the afternoon. Our users have found flights to Jeju City in the afternoon for as low as £54. Flights to Jeju City are more costly at midday, with an average ticket price of £79. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Seoul Gimpo Intl to Jeju City for the best Seoul - Jeju City flight prices

There are 2 cabin classes available to choose from on Seoul to Jeju City flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Seoul to Jeju City.

Eastar Jet, Jin Air, and Asiana Airlines are the most popular carriers operating from Seoul to Jeju City

Jeju Air, Asiana Airlines and Eastar Jet are the top three most popular airlines that fly to Jeju City from Seoul according to our data. Jeju Air is the first choice among our users, with 41% of people opting to fly with this airline when travelling to Jeju City. Keep in mind that there are 5 different airlines that fly to Jeju City on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Seoul and Jeju City have experienced a delay on any given week. The average delay length over the past 12 months has been 82 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Korean Air have had the fewest delays on this route over the last 12 months, with about 12% of their flights experiencing any sort of delay.

As of June 2026, 111 flights take off from Seoul and land in Jeju City each day. The most common flight departure time for this route is 06:00, with 43% of daily flights taking off at midday.

The number of flights available between Seoul and Jeju City is 779 per week as of June 2026. The most frequent departure day is Thu, with 15% of weekly flights leaving on this day.