The calculated distance (air line) between Waldkappel and Mönchengladbach is approximately 149 miles respectively 240 kilometers.
By car or train, the actual journey to Mönchengladbach is certainly longer, as only the direct route (as the crow flies) between Waldkappel and Mönchengladbach has been calculated here.
Air line (approximately)
240 kilometers
129 nautical miles