The calculated distance (air line) between Naberezhnyye Chelny and Sigayevo is approximately 71 miles respectively 115 kilometers.
By car or train, the actual journey to Sigayevo is certainly longer, as only the direct route (as the crow flies) between Naberezhnyye Chelny and Sigayevo has been calculated here.
Air line (approximately)
115 kilometers
62 nautical miles