The nearest airport is SGD - Soenderborg Sonderborg, located 28.0 km north east of Kielseng.
Other airports nearby include SKS - Skrydstrup (48.3 km north), KEL - Kiel Holtenau (65.2 km south east), GWT - Westerland Sylt (72.5 km west), ODE - Odense (93.3 km north east),