The calculated distance (air line) between Bochum-Hordel and Kwaadmechelen is approximately 92 miles respectively 148 kilometers.
By car or train, the actual journey to Kwaadmechelen is certainly longer, as only the direct route (as the crow flies) between Bochum-Hordel and Kwaadmechelen has been calculated here.
Air line (approximately)
148 kilometers
80 nautical miles