The calculated distance (air line) between Komyshuvakha and Kostiantynivka is approximately 62 miles respectively 100 kilometers.
By car or train, the actual journey to Kostiantynivka is certainly longer, as only the direct route (as the crow flies) between Komyshuvakha and Kostiantynivka has been calculated here.
Air line (approximately)
100 kilometers
54 nautical miles