The calculated distance (air line) between Khomeynī Shahr and Sāveh is approximately 175 miles respectively 282 kilometers.
By car or train, the actual journey to Sāveh is certainly longer, as only the direct route (as the crow flies) between Khomeynī Shahr and Sāveh has been calculated here.
Air line (approximately)
282 kilometers
152 nautical miles