The nearest airport is ACH - St Gallen Altenrhein, located 50.7 km west of Kierwang.
Other airports nearby include FDH - Friedrichshafen (58.9 km north west), INN - Innsbruck (87.0 km east), OBF - Oberpfaffenhofen (104.2 km north east), SMV - Samedan (107.0 km south),