The nearest airport is KLU - Klagenfurt (Worthersee Intl), located 10.2 km south west of Gröblach.
Other airports nearby include LJU - Ljubliana Ljubljana (54.9 km south), GRZ - Graz (83.8 km east), MBX - Maribor (100.8 km east), TRS - Ronchi De Legionari Ronchi Dei Legionari (122.8 km south west),