The calculated distance (air line) between Strzelce Opolskie and Sosnowiec is approximately 39 miles respectively 62 kilometers.
By car or train, the actual journey to Sosnowiec is certainly longer, as only the direct route (as the crow flies) between Strzelce Opolskie and Sosnowiec has been calculated here.
Air line (approximately)
62 kilometers
34 nautical miles