The nearest airport is KLU - Klagenfurt (Worthersee Intl), located 12.1 km east of Sankt Peter.
Other airports nearby include LJU - Ljubliana Ljubljana (53.6 km south east), GRZ - Graz (102.4 km east), TRS - Ronchi De Legionari Ronchi Dei Legionari (108.2 km south west), MBX - Maribor (117.1 km east),