Cheap flights from Seoul Gimpo Intl Airport to Jeju City from £22

The month of January is, on average, the cheapest month to fly to Jeju City from Seoul Gimpo Intl Airport, with most prices found around £41. If you are unable to visit Jeju City during the month of January, then departing from Seoul Gimpo Intl Airport during the month March 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 £51. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £88. 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 Gimpo Intl Airport 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 £58. Flights to Jeju City are more costly in the evening, with an average ticket price of £79. Departure times in the evening 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 Gimpo Intl - Jeju City flight prices

You are more likely to see cheaper flights to Jeju City from Seoul Gimpo Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Jeju City for around £61 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Jeju City from Seoul Gimpo Intl Airport for as low as £58 on momondo.

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

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

Jeju Air, Eastar Jet and Asiana Airlines are the top three most popular airlines that fly to Jeju City from Seoul Gimpo Intl Airport according to our data. Jeju Air is the first choice among our users, with 39% 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 14% 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 81 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 11% of their flights experiencing any sort of delay.

As of August 2026, there are 122 flights per day flying from Seoul Gimpo Intl Airport to Jeju City. The most common time of day flights depart is 06:00, with 44% of flights taking off at midday.

As of August 2026, 860 flights take off from Seoul Gimpo Intl Airport and land in Jeju City each week. The most common flight departure day for this route is Wed, with 15% of weekly flights taking off on this day.