The nearest airport is GRZ - Graz, located 64.4 km south of Rittis.
Other airports nearby include VIE - Vienna Schwechat (98.3 km north east), MBX - Maribor (121.4 km south), LNZ - Linz (Horsching) (125.0 km north west), KLU - Klagenfurt (Worthersee Intl) (137.1 km south west),