The nearest airport is KEL - Kiel Holtenau, located 30.5 km south east of Sieseby.
Other airports nearby include SGD - Soenderborg Sonderborg (40.8 km north), SKS - Skrydstrup (79.6 km north west), ODE - Odense (102.0 km north), GWT - Westerland Sylt (104.3 km west),