The calculated distance (air line) between Krasnoobsk and Novokuznetsk is approximately 184 miles respectively 297 kilometers.
By car or train, the actual journey to Novokuznetsk is certainly longer, as only the direct route (as the crow flies) between Krasnoobsk and Novokuznetsk has been calculated here.
Air line (approximately)
297 kilometers
160 nautical miles