The calculated distance (air line) between Stary Krym and Shchyolkino is approximately 45 miles respectively 73 kilometers.
By car or train, the actual journey to Shchyolkino is certainly longer, as only the direct route (as the crow flies) between Stary Krym and Shchyolkino has been calculated here.
Air line (approximately)
73 kilometers
39 nautical miles