The calculated distance (air line) between Velyki Mosty and Khmelnytskyi is approximately 139 miles respectively 223 kilometers.
By car or train, the actual journey to Khmelnytskyi is certainly longer, as only the direct route (as the crow flies) between Velyki Mosty and Khmelnytskyi has been calculated here.
Air line (approximately)
223 kilometers
120 nautical miles