The calculated distance (air line) between Corund and Piatra Neamţ is approximately 63 miles respectively 101 kilometers.
By car or train, the actual journey to Piatra Neamţ is certainly longer, as only the direct route (as the crow flies) between Corund and Piatra Neamţ has been calculated here.
Air line (approximately)
101 kilometers
54 nautical miles