The calculated distance (air line) between Bochum-Hordel and Zottegem is approximately 152 miles respectively 245 kilometers.
By car or train, the actual journey to Zottegem is certainly longer, as only the direct route (as the crow flies) between Bochum-Hordel and Zottegem has been calculated here.
Air line (approximately)
245 kilometers
132 nautical miles