The calculated distance (air line) between Mânăstirea and Ploieşti is approximately 67 miles respectively 107 kilometers.
By car or train, the actual journey to Ploieşti is certainly longer, as only the direct route (as the crow flies) between Mânăstirea and Ploieşti has been calculated here.
Air line (approximately)
107 kilometers
58 nautical miles