The calculated distance (air line) between Bochum-Hordel and Aschaffenburg is approximately 136 miles respectively 219 kilometers.
By car or train, the actual journey to Aschaffenburg is certainly longer, as only the direct route (as the crow flies) between Bochum-Hordel and Aschaffenburg has been calculated here.
Air line (approximately)
219 kilometers
118 nautical miles