The calculated distance (air line) between Qala i Naw and Tīr Pul is approximately 109 miles respectively 175 kilometers.
By car or train, the actual journey to Tīr Pul is certainly longer, as only the direct route (as the crow flies) between Qala i Naw and Tīr Pul has been calculated here.
Air line (approximately)
175 kilometers
95 nautical miles