The nearest airport is GKE - Geilenkirchen, located 20.4 km west of Boslar.
Other airports nearby include MGL - Moenchengladbach Monchengladbach (31.7 km north), MST - Maastricht (40.1 km west), DUS - Duesseldorf Dusseldorf (47.0 km north east), CGN - Cologne Koln Bonn (58.0 km east),