The average train between Busan and Sejong-si takes 2h 14m and the fastest train takes 2h 3m. 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 5:19 AM in the morning, and the last departure from Busan is at 9:00 PM which arrives into Sejong-si at 11:18 PM. All services require a transfer, and take on average 2h 14m. The schedules shown below are for the next available departures.

2h 4m • 1 change

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2h 7m • 1 change

2h 4m • 1 change

2h 3m • 1 change

2h 19m • 1 change

2h 7m • 1 change

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2h 3m • 1 change

2h 19m • 1 change

2h 7m • 1 change

2h 4m • 1 change

2h 3m • 1 change

2h 19m • 1 change

2h 7m • 1 change
Want 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 Sejong-si station via Osong Station station. The journey, including transfers, takes approximately 2h 14m.
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.
The distance between Busan and Sejong-si is 227.7 km. The road distance is 297 km.
Korail operates a train from Busan Station to Osong Station hourly. Tickets cost ₩32,000–70,000 and the journey takes 1h 47m. Suseo High Speed Railway also services this route hourly.