The nearest airport is RMS - Ramstein Ab, located 13.6 km north east of Knopp.
Other airports nearby include SCN - Saarbruecken Saarbrucken (31.3 km south west), ZQC - Speyer (69.2 km east), HHN - Frankfurt Hahn (70.5 km north), MHG - Mannheim City (75.2 km east),