The calculated distance (air line) between Bochum-Hordel and Heesch is approximately 73 miles respectively 117 kilometers.
By car or train, the actual journey to Heesch is certainly longer, as only the direct route (as the crow flies) between Bochum-Hordel and Heesch has been calculated here.
Air line (approximately)
117 kilometers
63 nautical miles