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