The Osan to Cheongju Airport route provides a reliable rail connection between Osan, a city known for its military base and local culture, and Cheongju Airport, which serves as a key entry point for travelers heading to the Chungcheong region. The journey covers approximately 90 kilometers, typically taking around 1.5 hours. Trains operate regularly throughout the day, ensuring passengers have ample options for timing. This route is particularly convenient for travelers flying in and out of Cheongju Airport, with easy access to both the city of Osan and airport facilities. Here, you can find comprehensive details for your Osan to Cheongju Airport trip, including timetables, fare information, and frequently asked questions regarding this important rail connection.