The calculated distance (air line) between Kawm Ḩamādah and Sīdī Sālim is approximately 36 miles respectively 57 kilometers.
By car or train, the actual journey to Sīdī Sālim is certainly longer, as only the direct route (as the crow flies) between Kawm Ḩamādah and Sīdī Sālim has been calculated here.
Air line (approximately)
57 kilometers
31 nautical miles