The calculated distance (air line) between Hârlău and Piatra Neamţ is approximately 45 miles respectively 72 kilometers.
By car or train, the actual journey to Piatra Neamţ is certainly longer, as only the direct route (as the crow flies) between Hârlău and Piatra Neamţ has been calculated here.
Air line (approximately)
72 kilometers
39 nautical miles