The calculated distance (air line) between Skarżysko-Kamienna and Zabrze is approximately 106 miles respectively 171 kilometers.
By car or train, the actual journey to Zabrze is certainly longer, as only the direct route (as the crow flies) between Skarżysko-Kamienna and Zabrze has been calculated here.
Air line (approximately)
171 kilometers
92 nautical miles