The calculated distance (air line) between Byalynichy and Kalinkavichy is approximately 130 miles respectively 209 kilometers.
By car or train, the actual journey to Kalinkavichy is certainly longer, as only the direct route (as the crow flies) between Byalynichy and Kalinkavichy has been calculated here.
Air line (approximately)
209 kilometers
113 nautical miles