The nearest airport is GRZ - Graz, located 38.9 km west of Wierberg.
Other airports nearby include MBX - Maribor (46.5 km south), KLU - Klagenfurt (Worthersee Intl) (123.2 km west), ZAG - Zagreb (125.5 km south), LJU - Ljubliana Ljubljana (132.8 km south west),