The calculated distance (air line) between Qala i Naw and Tagāw-Bāy is approximately 172 miles respectively 278 kilometers.
By car or train, the actual journey to Tagāw-Bāy is certainly longer, as only the direct route (as the crow flies) between Qala i Naw and Tagāw-Bāy has been calculated here.
Air line (approximately)
278 kilometers
150 nautical miles