The nearest airport is GRZ - Graz, located 36.9 km west of Steinberg.
Other airports nearby include MBX - Maribor (53.4 km south), KLU - Klagenfurt (Worthersee Intl) (124.8 km west), ZAG - Zagreb (132.8 km south), LJU - Ljubliana Ljubljana (136.9 km south west),