The calculated distance (air line) between Fārsān and Khomeynī Shahr is approximately 64 miles respectively 103 kilometers.
By car or train, the actual journey to Khomeynī Shahr is certainly longer, as only the direct route (as the crow flies) between Fārsān and Khomeynī Shahr has been calculated here.
Air line (approximately)
103 kilometers
56 nautical miles