The calculated distance (air line) between Shūsh and Fereydūnshahr is approximately 121 miles respectively 194 kilometers.
By car or train, the actual journey to Fereydūnshahr is certainly longer, as only the direct route (as the crow flies) between Shūsh and Fereydūnshahr has been calculated here.
Air line (approximately)
194 kilometers
105 nautical miles