airports close to Heiligenstadt, Austria ::
The closest airport is KLU - Klagenfurt (Worthersee Intl), located 49.1 km south of Heiligenstadt.
More nearby airports include GRZ - Graz 87.2 km east, LJU - Ljubliana Ljubljana 96.3 km south, MBX - Maribor 125.3 km south east, SZG - Salzburg 125.6 km north west,