The nearest airport is HAJ - Hannover, located 40.8 km north of Marienau.
Other airports nearby include ZCN - Celle (62.3 km north east), BWE - Braunschweig Wolfsburg (70.8 km east), KSF - Kassel Calden (78.2 km south), PAD - Paderborn Lippstadt (85.8 km south west),