The nearest airport is LNZ - Linz (Horsching), located 56.9 km north of Kleiner.
Other airports nearby include SZG - Salzburg (101.1 km west), GRZ - Graz (116.6 km south east), KLU - Klagenfurt (Worthersee Intl) (121.3 km south), LJU - Ljubliana Ljubljana (168.0 km south),