The calculated distance (air line) between Novovorontsovka and Nova Mayachka is approximately 71 miles respectively 114 kilometers.
By car or train, the actual journey to Nova Mayachka is certainly longer, as only the direct route (as the crow flies) between Novovorontsovka and Nova Mayachka has been calculated here.
Air line (approximately)
114 kilometers
61 nautical miles