The calculated distance (air line) between Qala i Naw and Zindah Jān is approximately 90 miles respectively 145 kilometers.
By car or train, the actual journey to Zindah Jān is certainly longer, as only the direct route (as the crow flies) between Qala i Naw and Zindah Jān has been calculated here.
Air line (approximately)
145 kilometers
78 nautical miles