The calculated distance (air line) between Arāk and Zarrīn Shahr is approximately 153 miles respectively 246 kilometers.
By car or train, the actual journey to Zarrīn Shahr is certainly longer, as only the direct route (as the crow flies) between Arāk and Zarrīn Shahr has been calculated here.
Air line (approximately)
246 kilometers
132 nautical miles