The calculated distance (air line) between Herāt and Torbat-e Ḩeydarīyeh is approximately 181 miles respectively 291 kilometers.
By car or train, the actual journey to Torbat-e Ḩeydarīyeh is certainly longer, as only the direct route (as the crow flies) between Herāt and Torbat-e Ḩeydarīyeh has been calculated here.
Air line (approximately)
291 kilometers
157 nautical miles