The calculated distance (air line) between Qarah Ẕīā’ od Dīn and Khowy is approximately 24 miles respectively 38 kilometers.
By car or train, the actual journey to Khowy is certainly longer, as only the direct route (as the crow flies) between Qarah Ẕīā’ od Dīn and Khowy has been calculated here.
Air line (approximately)
38 kilometers
21 nautical miles