The nearest airport is LNZ - Linz (Horsching), located 78.5 km south east of Klessing.
Other airports nearby include SZG - Salzburg (100.5 km south), MUC - Munich Munchen (120.7 km west), PRG - Prague Ruzyne (172.6 km north), KLV - Karlovy Vary (173.8 km north),