Cheap flights from Seoul to Osaka from $99

The month of July is, on average, the cheapest month to fly to Osaka from Seoul, with most prices found around $147. If you don’t want to visit Osaka in July, then you should wait until August to fly from Seoul, when ticket prices are also cheap, with an average price of $167.

Our data shows that Tuesday is the least expensive day to fly to Osaka. Tickets to fly out on this day can be as low as $224. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Osaka on Monday is $380.

The cheapest time of day to fly to Osaka is at midday when flights can be purchased for as low as $269. Try not to purchase tickets in the evening because they tend to be around $326. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Osaka from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Osaka for around $256 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Osaka from Seoul for as low as $201 on momondo.

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

Historically, on average around 9% of flights between Seoul and Osaka have experienced a delay on any given week. The average delay length over the past 12 months has been 76 minutes.

Generally, flights departing in the morning 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, Jeju Air have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

73 flights are operational daily from Seoul to Osaka as of March 2026. The most popular departure time for this route is 08:00, with 45% of flights per day taking off at midday.

512 flights are operational weekly from Seoul to Osaka as of March 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.