The average train between Sejong and Asan takes 1h 3m and the fastest train takes 41 min. There is a train service every few hours from Sejong to Asan. 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 Asan. The earliest departure is at 6:00 AM in the morning, and the last departure from Sejong is at 9:31 PM which arrives into Asan at 10:16 PM. All services require a transfer, and take on average 1h 3m. The schedules shown below are for the next available departures.

1h 11m • 1 change

42 min • 1 change

1h 22m • 1 change

45 min • 1 change

1h 4m • 1 change

52 min • 1 change

1h 4m • 1 change

1h 1m • 1 change

1h 4m • 1 change

52 min • 1 change

1h 4m • 1 change

1h 1m • 1 change

1h 4m • 1 change

52 min • 1 change

1h 4m • 1 change

59 min • 1 change
Want to know about travelling from Sejong to Asan? 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 Asan. However, there are services departing from Sejong station and arriving at Asan station via Cheonan Station station. The journey, including transfers, takes approximately 1h 3m.
Sejong to Asan train services, operated by Korail, depart from Jochiwon Station.
Sejong to Asan train services, operated by Korail, arrive at Onyang Oncheon Station.
The distance between Sejong and Asan is 33.3 km. The road distance is 47 km.
You can take a train from Jochiwon Station to Onyang Oncheon Station via Cheonan Station in around 1h 9m.