The calculated distance (air line) between Lublin and Bielsko-Biala is approximately 183 miles respectively 295 kilometers.
By car or train, the actual journey to Bielsko-Biala is certainly longer, as only the direct route (as the crow flies) between Lublin and Bielsko-Biala has been calculated here.
Air line (approximately)
295 kilometers
159 nautical miles