The calculated distance (air line) between Khmelnytskyi and Bila Tserkva is approximately 143 miles respectively 231 kilometers.
By car or train, the actual journey to Bila Tserkva is certainly longer, as only the direct route (as the crow flies) between Khmelnytskyi and Bila Tserkva has been calculated here.
Air line (approximately)
231 kilometers
125 nautical miles