The average train between Seoul and Gunsan takes 2h 35m and the fastest train takes 1h 52m. The train service runs several times per day from Seoul 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 every 2 hours between Seoul and Gunsan. The earliest departure is at 5:08 AM in the morning, and the last departure from Seoul is at 10:55 PM which arrives into Gunsan at 5:34 AM. All services require a transfer, and take on average 2h 35m. The schedules shown below are for the next available departures.

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2h 23m • 1 changeWant to know about travelling from Seoul 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 Seoul to Gunsan. However, there are services departing from Suseo SRT station and arriving at Gunsan Station via Iksan Station. The journey, including transfers, takes approximately 2h 35m.
Seoul to Gunsan train services, operated by Suseo High Speed Railway, depart from Suseo SRT station.
Seoul to Gunsan train services, operated by Korail Mugunghwa, arrive at Gunsan Station.
The distance between Seoul and Gunsan is 178.1 km. The road distance is 204 km.
You can take a train from Suseo SRT to Gunsan Station via Iksan Station in around 2h 23m.