The calculated distance (air line) between Otyniia and Khmelnytskyi is approximately 107 miles respectively 172 kilometers.
By car or train, the actual journey to Khmelnytskyi is certainly longer, as only the direct route (as the crow flies) between Otyniia and Khmelnytskyi has been calculated here.
Air line (approximately)
172 kilometers
93 nautical miles