The nearest airport is GRZ - Graz, located 11.8 km north west of Kulmberg.
Other airports nearby include MBX - Maribor (49.7 km south), KLU - Klagenfurt (Worthersee Intl) (97.5 km west), LJU - Ljubliana Ljubljana (113.8 km south west), ZAG - Zagreb (136.4 km south),