The calculated distance (air line) between Brest and Sokołów Podlaski is approximately 64 miles respectively 104 kilometers.
By car or train, the actual journey to Sokołów Podlaski is certainly longer, as only the direct route (as the crow flies) between Brest and Sokołów Podlaski has been calculated here.
Air line (approximately)
104 kilometers
56 nautical miles