The nearest airport is TPE - Taipei Chiang Kai Shek Intl, located 92.6 km north east of K'o-chuang.
Other airports nearby include HUN - Hualien (108.3 km south east), CYI - Chiayi (110.7 km south), TSA - Taipei Sungshan (115.3 km north east), MZG - Makung Magong (141.3 km south west),