The calculated distance (air line) between Armyansk and Oktyabr’skoye is approximately 61 miles respectively 98 kilometers.
By car or train, the actual journey to Oktyabr’skoye is certainly longer, as only the direct route (as the crow flies) between Armyansk and Oktyabr’skoye has been calculated here.
Air line (approximately)
98 kilometers
53 nautical miles