The calculated distance (air line) between Novaci and Piatra Neamţ is approximately 182 miles respectively 292 kilometers.
By car or train, the actual journey to Piatra Neamţ is certainly longer, as only the direct route (as the crow flies) between Novaci and Piatra Neamţ has been calculated here.
Air line (approximately)
292 kilometers
158 nautical miles