The calculated distance (air line) between Zagon and Piatra Neamţ is approximately 80 miles respectively 129 kilometers.
By car or train, the actual journey to Piatra Neamţ is certainly longer, as only the direct route (as the crow flies) between Zagon and Piatra Neamţ has been calculated here.
Air line (approximately)
129 kilometers
70 nautical miles