The nearest airport is FDH - Friedrichshafen, located 32.4 km south of Ostrach.
Other airports nearby include ACH - St Gallen Altenrhein (53.4 km south), ZQL - Donaueschingen Villingen (64.4 km west), ZRH - Zurich (82.6 km south west), STR - Stuttgart (83.1 km north),