The calculated distance (air line) between Nashtārūd and Eslāmshahr is approximately 84 miles respectively 135 kilometers.
By car or train, the actual journey to Eslāmshahr is certainly longer, as only the direct route (as the crow flies) between Nashtārūd and Eslāmshahr has been calculated here.
Air line (approximately)
135 kilometers
73 nautical miles