The calculated distance (air line) between Kietrz and Ruda Śląska is approximately 40 miles respectively 64 kilometers.
By car or train, the actual journey to Ruda Śląska is certainly longer, as only the direct route (as the crow flies) between Kietrz and Ruda Śląska has been calculated here.
Air line (approximately)
64 kilometers
34 nautical miles