The nearest airport is KLU - Klagenfurt (Worthersee Intl), located 21.9 km south of Gruska.
Other airports nearby include LJU - Ljubliana Ljubljana (69.3 km south), GRZ - Graz (92.0 km east), MBX - Maribor (116.3 km east), TRS - Ronchi De Legionari Ronchi Dei Legionari (126.8 km south west),