The average train between Sejong and Gunsan takes 1h 38m and the fastest train takes 1h 2m. There is a train service every few hours from Sejong to Gunsan. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Sejong and Gunsan. The earliest departure is at 5:55 AM in the morning, and the last departure from Sejong is at 11:16 PM which arrives into Gunsan at 5:34 AM. All services require a transfer, and take on average 1h 38m. The schedules shown below are for the next available departures.

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1h 39m • 1 changeWant to know about travelling from Sejong to Gunsan? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Sejong to Gunsan. However, there are services departing from Osong Station and arriving at Gunsan Station via Iksan Station. The journey, including transfers, takes approximately 1h 38m.
Sejong to Gunsan train services, operated by Korail, depart from Osong Station.
Sejong to Gunsan train services, operated by Korail Mugunghwa, arrive at Gunsan Station.
The distance between Sejong and Gunsan is 85.8 km. The road distance is 105 km.
You can take a train from Osong Station to Gunsan Station via Iksan Station in around 1h 43m.