The calculated distance (air line) between Alchevsk and Nyzhnia Krynka is approximately 39 miles respectively 63 kilometers.
By car or train, the actual journey to Nyzhnia Krynka is certainly longer, as only the direct route (as the crow flies) between Alchevsk and Nyzhnia Krynka has been calculated here.
Air line (approximately)
63 kilometers
34 nautical miles