The calculated distance (air line) between Miasteczko Śląskie and Rybnik is approximately 33 miles respectively 53 kilometers.
By car or train, the actual journey to Rybnik is certainly longer, as only the direct route (as the crow flies) between Miasteczko Śląskie and Rybnik has been calculated here.
Air line (approximately)
53 kilometers
29 nautical miles