The nearest airport is KLU - Klagenfurt (Worthersee Intl), located 26.2 km south of Zweinitz.
Other airports nearby include LJU - Ljubliana Ljubljana (73.5 km south), GRZ - Graz (92.9 km east), MBX - Maribor (119.2 km east), TRS - Ronchi De Legionari Ronchi Dei Legionari (129.5 km south west),