The nearest airport is MGL - Moenchengladbach Monchengladbach, located 37.6 km east of Keup.
Other airports nearby include GKE - Geilenkirchen (39.8 km south), EIN - Eindhoven (44.9 km west), MST - Maastricht (47.5 km south), DUS - Duesseldorf Dusseldorf (54.7 km east),