The calculated distance (air line) between Sterlibashevo and Sterlitamak is approximately 31 miles respectively 50 kilometers.
By car or train, the actual journey to Sterlitamak is certainly longer, as only the direct route (as the crow flies) between Sterlibashevo and Sterlitamak has been calculated here.
Air line (approximately)
50 kilometers
27 nautical miles