The calculated distance (air line) between Kropyvnytskyy and Chornomors’k is approximately 170 miles respectively 274 kilometers.
By car or train, the actual journey to Chornomors’k is certainly longer, as only the direct route (as the crow flies) between Kropyvnytskyy and Chornomors’k has been calculated here.
Air line (approximately)
274 kilometers
148 nautical miles