Cheap flights from Tokyo to South Korea from $128

In general, April is the cheapest month to fly from Tokyo to South Korea. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $336. If you don’t want to visit South Korea in April, then you should wait until June to fly from Tokyo, when ticket prices are also cheap, with an average price of $346.

The cheapest day to depart from Tokyo to South Korea is on a Sunday when prices can be found for as low as $452. The most expensive day to fly to South Korea is Monday, with ticket prices averaging around $1,176.

Our most recent data shows that the best time of day to fly to South Korea is in the morning. Flights from Tokyo to South Korea during this time can be as low as $452. In the afternoon is when there is more demand to fly to South Korea, so prices are often more expensive at around $566 per ticket.

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

You are more likely to see cheaper flights to South Korea from Tokyo when booking weeks ahead of your departure date. In general, you can expect to find flights to South Korea for around $455 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Korea from Tokyo for as low as $335 on momondo.

There are 3 cabin classes available to choose from on Tokyo to South Korea 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 11% of flights between Tokyo and South Korea have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening 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, 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 Tokyo and South Korea is 92 per day as of June 2026. The most frequent departure time is 09:00, with 34% of daily flights leaving in the afternoon.

647 flights are operational weekly from Tokyo to South Korea as of June 2026. The most popular departure day for this route is Fri, with 15% of flights per week taking off on this day.