Cheap flights from Seoul to Osaka from $55

In general, September is the cheapest month to fly from Seoul to Osaka. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $148. If you are unable to visit Osaka during the month of September, then departing from Seoul during the month August is also very affordable. Most momondo users find prices during this month for around $152.

According to our data, Tuesday is the cheapest day to fly to Osaka from Seoul. The lowest ticket price found for a Tuesday departure recently was $168. 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 Seoul to Osaka for around $241.

Our data shows that the cheapest Seoul to Osaka flights are usually those with departure times at noon. Our users have found flights to Osaka at noon for as low as $190. Flights to Osaka are more costly in the evening, with an average ticket price of $222. 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 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 $186 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Osaka from Seoul for as low as $157 on momondo.

There are 3 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.

No. A direct flight is the cheapest option for a flight between Seoul to Osaka.

As of September 2026, prices for Seoul to Osaka flights are approximately 13% cheaper when compared to flights at the same time last year.

Jeju Air, Trinity Airways, and Japan Airlines are the most popular carriers operating from Seoul to Osaka

Peach, Jeju Air and Asiana Airlines are the top three most popular airlines that fly to Osaka from Seoul according to our data. Peach is the first choice among our users, with 36% 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 7% 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 81 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon 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, Korean Air 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 September 2026, there are 76 flights per day flying from Seoul to Osaka. The most common time of day flights depart is 9:00AM, with 36% of flights taking off in the afternoon.

As of September 2026, 536 flights take off from Seoul and land in Osaka each week. The most common flight departure day for this route is Fri, with 17% of weekly flights taking off on this day.