
Cheongju International Airport (RKTU/CJJ) in South Korea serves both VFR and IFR traffic at an elevation of 49 meters. The airport features four concrete runways, each 2,743 meters long, with two primary runways 60 meters wide and two secondary runways 45 meters wide. Key frequencies include Jungwon Approach, Cheongju Tower, Ground, and ATIS, supporting efficient aviation operations in the region.