The calculated distance (air line) between Enkenbach-Alsenborn and Bochum is approximately 141 miles respectively 227 kilometers.
By car or train, the actual journey to Bochum is certainly longer, as only the direct route (as the crow flies) between Enkenbach-Alsenborn and Bochum has been calculated here.
Air line (approximately)
227 kilometers
123 nautical miles