The calculated distance (air line) between Vulcan and Piatra Neamţ is approximately 99 miles respectively 159 kilometers.
By car or train, the actual journey to Piatra Neamţ is certainly longer, as only the direct route (as the crow flies) between Vulcan and Piatra Neamţ has been calculated here.
Air line (approximately)
159 kilometers
86 nautical miles