The calculated distance (air line) between Yuzhnoukrayinsk and Novomyrhorod is approximately 72 miles respectively 115 kilometers.
By car or train, the actual journey to Novomyrhorod is certainly longer, as only the direct route (as the crow flies) between Yuzhnoukrayinsk and Novomyrhorod has been calculated here.
Air line (approximately)
115 kilometers
62 nautical miles