Cheap flights from Osaka to Seoul from C$ 113

The cheapest month to fly to Seoul from Osaka is in June. Flight prices, which tend to average around C$ 238, are often lower during this time because this is during the off-season. If you’re not able to fly to Seoul in June, then November is your next best option. Flight prices from Osaka to Seoul during November average around C$ 247.

Our data shows that Monday is the least expensive day to fly to Seoul. Tickets to fly out on this day can be as low as C$ 158. The most expensive day to fly to Seoul is Sunday, with ticket prices averaging around C$ 1,003.

The cheapest time of day to fly to Seoul is in the morning when flights can be purchased for as low as C$ 291. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around C$ 916 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 C$ 245 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Osaka for as low as C$ 189 on momondo.

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 99 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.

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

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

The number of flights available between Osaka and Seoul is 72 per day as of May 2026. The most frequent departure time is 12:00p.m., with 33% of daily flights leaving in the afternoon.

As of May 2026, there are 509 flights per week flying from Osaka to Seoul. The most common day of the week flights depart is Sun, with 16% of flights taking off on this day.