The calculated distance (air line) between Tolyatti and Dukhovnitskoye is approximately 86 miles respectively 139 kilometers.
By car or train, the actual journey to Dukhovnitskoye is certainly longer, as only the direct route (as the crow flies) between Tolyatti and Dukhovnitskoye has been calculated here.
Air line (approximately)
139 kilometers
75 nautical miles