The average train between Asan and Sejong takes 38 min and the fastest train takes 25 min. There is a train service every few hours from Asan to Sejong. 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 Asan and Sejong. The earliest departure is at 6:37 AM in the morning, and the last departure from Asan is at 10:26 PM which arrives into Sejong at 11:16 PM. All services require a transfer at Asan Station and take an average of 38 min. The schedules shown below are for the next available departures.

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51 min • 1 change
1h 17m • 1 change
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1h 17m • 1 change
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1h 18m • 1 change
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51 min • 1 change
1h 18m • 1 changeWant to know about travelling from Asan to Sejong? 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 Asan to Sejong. However, there are services departing from Onyang Oncheon Station and arriving at Osong Station via Asan Station. The journey, including transfers, takes approximately 38 min.
Asan to Sejong train services, operated by Korail, depart from Onyang Oncheon Station.
Asan to Sejong train services, operated by Korail, arrive at Osong Station.
The distance between Asan and Sejong is 33.3 km. The road distance is 39 km.
You can take a train from Onyang Oncheon Station to Osong Station via Asan Station and Cheonan Asan Station in around 30 min.