The calculated distance (air line) between Bochum-Hordel and Zandhoven is approximately 110 miles respectively 177 kilometers.
By car or train, the actual journey to Zandhoven is certainly longer, as only the direct route (as the crow flies) between Bochum-Hordel and Zandhoven has been calculated here.
Air line (approximately)
177 kilometers
96 nautical miles