The calculated distance (air line) between Mechraa Bel Ksiri and Casablanca is approximately 117 miles respectively 188 kilometers.
By car or train, the actual journey to Casablanca is certainly longer, as only the direct route (as the crow flies) between Mechraa Bel Ksiri and Casablanca has been calculated here.
Air line (approximately)
188 kilometers
101 nautical miles