The nearest airport is FDH - Friedrichshafen, located 55.3 km south of Grüningen.
Other airports nearby include STR - Stuttgart (60.6 km north), ZQL - Donaueschingen Villingen (72.4 km west), ACH - St Gallen Altenrhein (76.2 km south), ZRH - Zurich (103.2 km south west),