The calculated distance (air line) between Darreh Shahr and Sūsangerd is approximately 119 miles respectively 192 kilometers.
By car or train, the actual journey to Sūsangerd is certainly longer, as only the direct route (as the crow flies) between Darreh Shahr and Sūsangerd has been calculated here.
Air line (approximately)
192 kilometers
103 nautical miles