The calculated distance (air line) between Platnirovskaya and Ladozhskaya is approximately 28 miles respectively 44 kilometers.
By car or train, the actual journey to Ladozhskaya is certainly longer, as only the direct route (as the crow flies) between Platnirovskaya and Ladozhskaya has been calculated here.
Air line (approximately)
44 kilometers
24 nautical miles