The calculated distance (air line) between Farrokh Shahr and Fereydūnshahr is approximately 68 miles respectively 110 kilometers.
By car or train, the actual journey to Fereydūnshahr is certainly longer, as only the direct route (as the crow flies) between Farrokh Shahr and Fereydūnshahr has been calculated here.
Air line (approximately)
110 kilometers
59 nautical miles