The nearest airport is KLU - Klagenfurt (Worthersee Intl), located 48.9 km south west of Bärnthal.
Other airports nearby include GRZ - Graz (61.5 km east), LJU - Ljubliana Ljubljana (91.0 km south), MBX - Maribor (101.3 km south east), LNZ - Linz (Horsching) (137.5 km north),