The nearest airport is SZG - Salzburg, located 99.6 km north of Sonnberg.
Other airports nearby include AVB - Aviano Ab (Pagliano E Gori) (102.0 km south), KLU - Klagenfurt (Worthersee Intl) (103.6 km east), TRS - Ronchi De Legionari Ronchi Dei Legionari (123.7 km south), LJU - Ljubliana Ljubljana (132.5 km south east),