The KTX high-speed train from Naju to Iyang departs from Naju Station as early as 6:30 AM, with the last train leaving around 8:00 PM. Key stations along the route include Gwangju, Jeonju, and Iksan. The journey takes approximately 1 hour and 15 minutes. Ticket prices start at ₩32,000 (around $22 USD) for standard class, with first-class tickets available for a more luxurious experience. You can conveniently reserve a seat and check the timetable through online booking, ensuring you find the best prices and schedule tailored to your travel needs.