The calculated distance (air line) between Miasteczko Śląskie and Wrocław is approximately 93 miles respectively 150 kilometers.
By car or train, the actual journey to Wrocław is certainly longer, as only the direct route (as the crow flies) between Miasteczko Śląskie and Wrocław has been calculated here.
Air line (approximately)
150 kilometers
81 nautical miles