The calculated distance (air line) between Vyalikaya Byerastavitsa and Kobryn is approximately 69 miles respectively 112 kilometers.
By car or train, the actual journey to Kobryn is certainly longer, as only the direct route (as the crow flies) between Vyalikaya Byerastavitsa and Kobryn has been calculated here.
Air line (approximately)
112 kilometers
60 nautical miles