The calculated distance (air line) between Praga Południe and Siemianowice Śląskie is approximately 159 miles respectively 257 kilometers.
By car or train, the actual journey to Siemianowice Śląskie is certainly longer, as only the direct route (as the crow flies) between Praga Południe and Siemianowice Śląskie has been calculated here.
Air line (approximately)
257 kilometers
138 nautical miles