Cheap flights from Incheon Intl Airport to Osaka from $48

In general, September is the cheapest month to fly from Incheon Intl Airport to Osaka. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $128. If you are unable to visit Osaka during the month of September, then departing from Incheon Intl Airport during the month August is also very affordable. Most momondo users find prices during this month for around $133.

According to our data, Tuesday is the cheapest day to fly to Osaka from Incheon Intl Airport. The lowest ticket price found for a Tuesday departure recently was $165. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Incheon Intl Airport to Osaka for around $230.

Our data shows that the cheapest Incheon Intl Airport to Osaka flights are usually those with departure times in the morning. Our users have found flights to Osaka in the morning for as low as $187. Flights to Osaka are more costly in the evening, with an average ticket price of $238. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Osaka from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Osaka for around $184 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Osaka from Incheon Intl Airport for as low as $148 on momondo.

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

As of August 2026, prices for Incheon Intl Airport to Osaka flights are approximately 8% cheaper when compared to flights at the same time last year.

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

Peach, Jeju Air and Jin Air are the top three most popular airlines that fly to Osaka from Incheon Intl Airport according to our data. Peach is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Osaka. Keep in mind that there are 9 different airlines that fly to Osaka on a routine basis, so you have a few additional options to choose from.

Historically, on average around 12% of flights between Incheon and Osaka have experienced a delay on any given week. The average delay length over the past 12 months has been 97 minutes.

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

Tuesday 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 5% of their flights experiencing any sort of delay.

As of August 2026, there are 61 flights per day flying from Incheon Intl Airport to Osaka. The most common time of day flights depart is 3:00PM, with 36% of flights taking off at noon.

The number of flights available between Incheon Intl Airport and Osaka is 428 per week as of August 2026. The most frequent departure day is Fri, with 15% of weekly flights leaving on this day.