The nearest airport is ZNF - Hanau Aaf, located 50.0 km south of Merlau.
Other airports nearby include FRA - Frankfurt Main (74.4 km south west), KSF - Kassel Calden (91.3 km north), ZNV - Koblenz Winningen (111.6 km west), PAD - Paderborn Lippstadt (114.7 km north),