Cheap flights from Osaka to Seoul from $122

If you don’t want to visit Seoul in July, then you should wait until September to fly from Osaka, when ticket prices are also cheap, with an average price of $239.

The cheapest day to depart from Osaka to Seoul is on a Wednesday when prices can be found for as low as $250. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Osaka to Seoul for around $1,741.

Our data shows that the cheapest Osaka to Seoul flights are usually those with departure times in the evening. Our users have found flights to Seoul in the evening for as low as $219. In the afternoon is when there is more demand to fly to Seoul, so prices are often more expensive at around $538 per ticket.

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

You are more likely to see cheaper flights to Seoul from Osaka when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $272 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Osaka for as low as $209 on momondo.

There are 2 cabin classes available to choose from on Osaka to Seoul 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 4% of flights between Osaka and Seoul have experienced a delay on any given week. The average delay length over the past 12 months has been 102 minutes.

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

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

According to our data, Peach have had the fewest delays on this route over the last 12 months, with about 2% of their flights experiencing any sort of delay.

As of July 2026, 61 flights take off from Osaka and land in Seoul each day. The most common flight departure time for this route is 12:00, with 33% of daily flights taking off at midday.

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