The nearest airport is LNZ - Linz (Horsching), located 51.9 km north west of Forstau.
Other airports nearby include GRZ - Graz (117.0 km south east), SZG - Salzburg (127.6 km west), VIE - Vienna Schwechat (141.1 km east), KLU - Klagenfurt (Worthersee Intl) (144.3 km south),