Cheap flights from Seoul to Jeju City from $41

The month of January is another great option to travel to Jeju City, with average flight prices from Seoul averaging around $84.

The cheapest day to depart from Seoul to Jeju City is on a Tuesday. Travellers who choose to depart for Jeju City on a Tuesday will often find tickets for as low as $83. The most expensive day to fly to Jeju City is Thursday, with ticket prices averaging around $196.

In the evening is the cheapest time of day to fly from Seoul to Jeju City when you can find flight prices for as low as $84. Flying to Jeju City in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Jeju City is in the morning when prices are around $139.

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.

Jeju Air and Jin Air are the most popular carriers operating from Seoul to Jeju City

Korean Air, Jeju Air and Asiana Airlines are the top three most popular airlines that fly to Jeju City from Seoul according to our data. Korean Air is the first choice among our users, with 44% of people opting to fly with this airline when travelling to Jeju City. Keep in mind that there are 3 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, there are 108 flights per day flying from Seoul to Jeju City. The most common time of day flights depart is 06:00, with 43% of flights taking off at midday.

As of June 2026, 759 flights take off from Seoul and land in Jeju City each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.