The calculated distance (air line) between Mărăcineni and Piatra Neamţ is approximately 121 miles respectively 194 kilometers.
By car or train, the actual journey to Piatra Neamţ is certainly longer, as only the direct route (as the crow flies) between Mărăcineni and Piatra Neamţ has been calculated here.
Air line (approximately)
194 kilometers
105 nautical miles