The nearest airport is ZQL - Donaueschingen Villingen, located 4.3 km east of Grüningen.
Other airports nearby include ZRH - Zurich (58.0 km south), MLH - Bale Mulhouse (82.7 km south west), CMR - Colmar Houssen (83.8 km west), FDH - Friedrichshafen (85.6 km south east),