The calculated distance (air line) between Naberezhnyye Chelny and Karakulino is approximately 54 miles respectively 87 kilometers.
By car or train, the actual journey to Karakulino is certainly longer, as only the direct route (as the crow flies) between Naberezhnyye Chelny and Karakulino has been calculated here.
Air line (approximately)
87 kilometers
47 nautical miles