Cheap flights from Seoul to Tokyo from $136

If you are unable to visit Tokyo during the month of July, then departing from Seoul during the month June is also very affordable. Most momondo users find prices during this month for around $251.

Our data shows that Thursday is the least expensive day to fly to Tokyo. Tickets to fly out on this day can be as low as $218. On the other hand, Sunday is the most expensive day to depart from Seoul because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $362.

According to our data, the cheapest time of day to fly to Tokyo is at midday. momondo users have found flights departing from Seoul to Tokyo at midday for as low as $271. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Tokyo, so prices are often more expensive at around $392 per ticket.

Fly from Incheon Intl to Tokyo Narita for the best Seoul - Tokyo flight prices

You are more likely to see cheaper flights to Tokyo from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Tokyo for around $310 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tokyo from Seoul for as low as $254 on momondo.

There are 4 cabin classes available to choose from on Seoul to Tokyo 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 6% of flights between Seoul and Tokyo have experienced a delay on any given week. The average delay length over the past 12 months has been 104 minutes.

Generally, flights departing at night 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. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, ANA have had the fewest delays on this route over the last 12 months, with about 3% of their flights experiencing any sort of delay.

The number of flights available between Seoul and Tokyo is 92 per day as of March 2026. The most frequent departure time is 09:00, with 36% of daily flights leaving in the afternoon.

As of March 2026, there are 644 flights per week flying from Seoul to Tokyo. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.