The nearest airport is CGN - Cologne Koln Bonn, located 48.4 km north east of Glehn.
Other airports nearby include GKE - Geilenkirchen (56.2 km north west), MST - Maastricht (68.1 km north west), SPM - Spangdahlem Ab (70.1 km south), MGL - Moenchengladbach Monchengladbach (70.4 km north),