The calculated distance (air line) between Yuzhnoukrayinsk and Berezivka is approximately 45 miles respectively 73 kilometers.
By car or train, the actual journey to Berezivka is certainly longer, as only the direct route (as the crow flies) between Yuzhnoukrayinsk and Berezivka has been calculated here.
Air line (approximately)
73 kilometers
39 nautical miles