The calculated distance (air line) between Primorskiy and Molodyozhnoye is approximately 70 miles respectively 112 kilometers.
By car or train, the actual journey to Molodyozhnoye is certainly longer, as only the direct route (as the crow flies) between Primorskiy and Molodyozhnoye has been calculated here.
Air line (approximately)
112 kilometers
61 nautical miles