The nearest airport is KLU - Klagenfurt (Worthersee Intl), located 33.1 km south west of Kirchberg.
Other airports nearby include GRZ - Graz (67.0 km east), LJU - Ljubliana Ljubljana (75.0 km south), MBX - Maribor (96.9 km south east), TRS - Ronchi De Legionari Ronchi Dei Legionari (145.6 km south west),