The calculated distance (air line) between Kahrīz and Darreh Shahr is approximately 88 miles respectively 141 kilometers.
By car or train, the actual journey to Darreh Shahr is certainly longer, as only the direct route (as the crow flies) between Kahrīz and Darreh Shahr has been calculated here.
Air line (approximately)
141 kilometers
76 nautical miles