The nearest airport is KLU - Klagenfurt (Worthersee Intl), located 63.0 km south of Thalheim.
Other airports nearby include GRZ - Graz (68.4 km east), LJU - Ljubliana Ljubljana (107.1 km south), MBX - Maribor (114.9 km south east), LNZ - Linz (Horsching) (120.5 km north),