Cheap flights from Osaka to Seoul from $93

The cheapest month to fly to Incheon Intl Airport from Osaka is in September. Flight prices, which tend to average around $133, 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 September, then departing from Osaka during the month July is also very affordable. Most momondo users find prices during this month for around $142.

The cheapest day to depart from Osaka to Incheon Intl Airport is on a Saturday when prices can be found for as low as $191. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $603. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

At noon is the cheapest time of day to fly from Osaka to Incheon Intl Airport when you can find flight prices for as low as $150. Flying to Incheon Intl Airport at noon 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 morning when prices are $327 on average. Flights to Incheon Intl Airport from Osaka in the morning 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 - Incheon Intl flight prices

You are more likely to see cheaper flights to Incheon Intl Airport from Osaka when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $180 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 for as low as $137 on momondo.

There are 3 cabin classes available to choose from on Osaka to Incheon Intl 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 Osaka to Incheon Intl Airport.

As of February 2026, prices for Osaka to Incheon Intl Airport flights are approximately 0% more expensive when compared to flights at the same time last year.

Jeju Air and Korean Air are the most popular carriers operating from Osaka to Incheon Intl

Peach, Korean Air and Jin Air are the top three most popular airlines that fly to Incheon Intl Airport from Osaka according to our data. Peach is the first choice among our users, with 49% 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 17% 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 111 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. 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 9% of their flights experiencing any sort of delay.

As of February 2026, there are 60 flights per day flying from Osaka to Incheon Intl Airport. The most common time of day flights depart is 11:00AM, with 50% of flights taking off at noon.

426 flights are operational weekly from Osaka to Incheon Intl Airport as of February 2026. The most popular departure day for this route is Fri, with 15% of flights per week taking off on this day.