The KTX from Hongseong to Dogo Oncheon departs early at 5:50 AM, with the last train leaving around 8:55 PM. Important stops on this route include Osan and Daegu. This high-speed train completes the journey in approximately 2 hours. Ticket prices start from ₩50,000 (around $37 USD) for ordinary class, with first-class available for added luxury. You can reserve a seat and check the timetable online, making it convenient to find the best price and time for your trip.