The calculated distance (air line) between Khmilnyk and Chernivtsi is approximately 127 miles respectively 204 kilometers.
By car or train, the actual journey to Chernivtsi is certainly longer, as only the direct route (as the crow flies) between Khmilnyk and Chernivtsi has been calculated here.
Air line (approximately)
204 kilometers
110 nautical miles