The average train between Busan and Sejong-si takes 2h 15m and the fastest train takes 2h. The train service runs several times per day from Busan to Sejong-si. 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 3 hours between Busan and Sejong-si. The earliest departure is at 5:34 AM in the morning, and the last departure from Busan is at 9:00 PM which arrives into Sejong-si at 11:03 PM. All services require a transfer, and take on average 2h 15m. The schedules shown below are for the next available departures.

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2h 8m • 1 changeWant to know about travelling from Busan to Sejong-si? 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 Busan to Sejong-si. However, there are services departing from Busan Station and arriving at Osong Station via Osong Station. The journey, including transfers, takes approximately 2h 15m.
Busan to Sejong-si train services, operated by Korail, depart from Busan Station.
Busan to Sejong-si train services, operated by Korail, arrive at Osong Station.
Book your Busan to Sejong-si train tickets online with 12go.asia.
The distance between Busan and Sejong-si is 227.7 km. The road distance is 286 km.
Korail operates a train from Busan Station to Osong Station every 30 minutes. Tickets cost ₩32,000–70,000 and the journey takes 1h 48m. Suseo High Speed Railway also services this route hourly.