Cheap flights from Seoul Gimpo Intl Airport to Busan from $27

The cheapest month to fly to Busan from Seoul Gimpo Intl Airport is in March. Flight prices, which tend to average around $70, are often lower during this time because this is during the off-season. If you aren’t able to travel to Busan during the month of March, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $76.

Our data shows that Thursday is the least expensive day to fly to Busan. Tickets to fly out on this day can be as low as $63. Flights from Seoul Gimpo Intl Airport to Busan on a Friday will generally be more expensive and average around $123. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the evening is the cheapest time of day to fly from Seoul Gimpo Intl Airport to Busan when you can find flight prices for as low as $71. Flying to Busan in the evening is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Busan, so prices are often more expensive at around $98 per ticket.

Fly from Seoul Gimpo Intl to Busan Gimhae for the best Seoul Gimpo Intl - Busan Gimhae flight prices

You are more likely to see cheaper flights to Busan from Seoul Gimpo Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Busan for around $85 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Busan from Seoul Gimpo Intl Airport for as low as $78 on momondo.

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

Jeju Air and Air Busan are the most popular carriers operating from Seoul Gimpo Intl to Busan Gimhae

Korean Air, Air Busan and T'way Air are the top three most popular airlines that fly to Busan from Seoul Gimpo Intl Airport according to our data. Korean Air is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Busan. Keep in mind that there are 4 different airlines that fly to Busan on a routine basis, so you have a few additional options to choose from.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

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

According to our data, Air Busan have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

44 flights are operational daily from Seoul Gimpo Intl Airport to Busan as of February 2026. The most popular departure time for this route is 7:00AM, with 38% of flights per day taking off at noon.

As of February 2026, there are 314 flights per week flying from Seoul Gimpo Intl Airport to Busan. The most common day of the week flights depart is Sat, with 16% of flights taking off on this day.