How Long is a Flight from Korea to Japan?

Traveling between Korea and Japan is a popular route for both leisure and business purposes. With a distance of around 900 kilometers, it is not surprising that many people wonder how long it takes to travel between these two countries.

In this article, we will provide you with all the information you need to know about the flight duration from Korea to Japan. We will also answer some frequently asked questions to help you prepare for your trip.

Flight Duration from Korea to Japan

The flight duration from Korea to Japan varies depending on several factors such as the departure and arrival airports, airline, and weather conditions. The most common route is from Seoul, South Korea to Tokyo, Japan.

On average, a direct flight from Seoul to Tokyo takes around 2 hours and 30 minutes. However, this can be longer or shorter depending on the airline you choose and the time of day you are traveling.

If you are traveling from other cities in Korea such as Busan or Jeju, the flight duration may be longer as you may need to take connecting flights.

Factors that Affect Flight Duration

Here are some factors that can affect the flight duration from Korea to Japan:

Factors Impact
Airline Different airlines have different flight schedules and aircraft types that affect flight duration.
Airport Different airports have different runway lengths, traffic volumes, and weather conditions that affect flight duration.
Weather Adverse weather conditions such as storms, hurricanes, and typhoons can cause flight delays and cancellations.
Time of day Flights during peak hours or late-night flights may take longer due to air traffic congestion or limited airline schedules.


1. What is the cheapest airline to travel from Korea to Japan?

There are several budget airlines that offer flights from Korea to Japan such as Jeju Air, Eastar Jet, and T’way Air. However, the prices may vary depending on the season and airline promotions.

2. How early should I arrive at the airport for my flight?

It is recommended to arrive at the airport at least 2 hours before your scheduled departure time to allow enough time for check-in, security checks, and boarding.

3. Can I bring food on the plane?

Yes, you can bring food on the plane as long as it meets the airline’s regulations such as being properly packaged and not containing any prohibited items.


Traveling from Korea to Japan is a relatively short and convenient journey by air. With an average flight duration of around 2 hours and 30 minutes, you can easily plan your trip and enjoy the sights and sounds of these two amazing countries. Remember to consider the factors that can affect flight duration and plan accordingly. We hope this article has provided you with valuable information for your upcoming trip.

Thank you for reading!

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