Cheap flights from Osaka Kansai Intl Airport to Seoul from $87

The cheapest month to fly to Incheon Intl Airport from Osaka Kansai Intl Airport is in July. Flight prices, which tend to average around $162, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of July, then departing from Osaka Kansai Intl Airport during the month June is also very affordable. Most momondo users find prices during this month for around $165.

The cheapest day to depart from Osaka Kansai Intl Airport to Incheon Intl Airport is on a Thursday when prices can be found for as low as $222. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $773. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

In the afternoon is the cheapest time of day to fly from Osaka Kansai Intl Airport to Incheon Intl Airport when you can find flight prices for as low as $237. Flying to Incheon Intl Airport in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $665 on average. Flights to Incheon Intl Airport from Osaka Kansai Intl Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Osaka Kansai Intl to Incheon Intl for the best Osaka Kansai Intl - Incheon Intl flight prices

You are more likely to see cheaper flights to Incheon Intl Airport from Osaka Kansai Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $190 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from Osaka Kansai Intl Airport for as low as $146 on momondo.

There are 3 cabin classes available to choose from on Osaka Kansai Intl Airport to Incheon Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Jeju Air is the most popular carrier operating from Osaka Kansai Intl to Incheon Intl

Peach, Jeju Air and Air Seoul are the top three most popular airlines that fly to Incheon Intl Airport from Osaka Kansai Intl Airport according to our data. Peach is the first choice among our users, with 27% of people opting to fly with this airline when traveling to Incheon Intl Airport. Keep in mind that there are 4 different airlines that fly to Incheon Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 9% of flights between Osaka and Incheon have experienced a delay on any given week. The average delay length over the past 12 months has been 113 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.

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday 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 4% of their flights experiencing any sort of delay.

As of August 2026, 63 flights take off from Osaka Kansai Intl Airport and land in Incheon Intl Airport each day. The most common flight departure time for this route is 6:00PM, with 32% of daily flights taking off at noon.

As of August 2026, there are 447 flights per week flying from Osaka Kansai Intl Airport to Incheon Intl Airport. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.