The nearest airport is FDH - Friedrichshafen, located 40.6 km south of Granheim.
Other airports nearby include ZQL - Donaueschingen Villingen (60.7 km west), ACH - St Gallen Altenrhein (61.5 km south), STR - Stuttgart (75.3 km north), ZRH - Zurich (85.0 km south west),