The nearest airport is GRZ - Graz, located 67.2 km south of Mitterberg.
Other airports nearby include VIE - Vienna Schwechat (92.3 km north east), MBX - Maribor (122.8 km south), LNZ - Linz (Horsching) (129.0 km north west), BTS - Bratislava M R Stefanik (136.0 km north east),