The KTX high-speed train from Sejong to Baegyangsa departs from Sejong Station as early as 7:00 AM, with the last train leaving at 8:00 PM. Key stops include Gongju and Nonsan. This route is serviced by the KTX-Sancheon, covering the distance in approximately 1 hour and 50 minutes. Tickets are available starting from ₩22,000 (around $15 USD) for standard class, with First Class options available for added comfort. You can reserve a seat easily and check the full timetable via online booking, ensuring you find the best price for your journey.