The calculated distance (air line) between Bochum-Hordel and Oedelem is approximately 167 miles respectively 269 kilometers.
By car or train, the actual journey to Oedelem is certainly longer, as only the direct route (as the crow flies) between Bochum-Hordel and Oedelem has been calculated here.
Air line (approximately)
269 kilometers
145 nautical miles