The calculated distance (air line) between Busko-Zdrój and Bielsko-Biala is approximately 87 miles respectively 139 kilometers.
By car or train, the actual journey to Bielsko-Biala is certainly longer, as only the direct route (as the crow flies) between Busko-Zdrój and Bielsko-Biala has been calculated here.
Air line (approximately)
139 kilometers
75 nautical miles