The nearest airport is FDH - Friedrichshafen, located 28.0 km west of Watt.
Other airports nearby include ACH - St Gallen Altenrhein (32.8 km south west), ZRH - Zurich (103.3 km west), ZQL - Donaueschingen Villingen (106.9 km west), AGB - Augsburg (113.6 km north east),