The calculated distance (air line) between Novooleksiyivka and Velyki Kopani is approximately 82 miles respectively 132 kilometers.
By car or train, the actual journey to Velyki Kopani is certainly longer, as only the direct route (as the crow flies) between Novooleksiyivka and Velyki Kopani has been calculated here.
Air line (approximately)
132 kilometers
71 nautical miles