The calculated distance (air line) between Bielsko-Biala and Piekary Śląskie is approximately 39 miles respectively 63 kilometers.
By car or train, the actual journey to Piekary Śląskie is certainly longer, as only the direct route (as the crow flies) between Bielsko-Biala and Piekary Śląskie has been calculated here.
Air line (approximately)
63 kilometers
34 nautical miles