The calculated distance (air line) between Mennzel Bou Zelfa and Ksar Hellal is approximately 74 miles respectively 118 kilometers.
By car or train, the actual journey to Ksar Hellal is certainly longer, as only the direct route (as the crow flies) between Mennzel Bou Zelfa and Ksar Hellal has been calculated here.
Air line (approximately)
118 kilometers
64 nautical miles