The calculated distance (air line) between Kudowa-Zdrój and Ruda Śląska is approximately 116 miles respectively 186 kilometers.
By car or train, the actual journey to Ruda Śląska is certainly longer, as only the direct route (as the crow flies) between Kudowa-Zdrój and Ruda Śląska has been calculated here.
Air line (approximately)
186 kilometers
101 nautical miles