The calculated distance (air line) between Bochum-Hordel and Biddinghuizen is approximately 91 miles respectively 147 kilometers.
By car or train, the actual journey to Biddinghuizen is certainly longer, as only the direct route (as the crow flies) between Bochum-Hordel and Biddinghuizen has been calculated here.
Air line (approximately)
147 kilometers
79 nautical miles