The calculated distance (air line) between Krasnodar and Yablonovskiy is approximately 4 miles respectively 7 kilometers.
By car or train, the actual journey to Yablonovskiy is certainly longer, as only the direct route (as the crow flies) between Krasnodar and Yablonovskiy has been calculated here.
Air line (approximately)
7 kilometers
4 nautical miles