The calculated distance (air line) between Lublin and Tarnowskie Góry is approximately 171 miles respectively 275 kilometers.
By car or train, the actual journey to Tarnowskie Góry is certainly longer, as only the direct route (as the crow flies) between Lublin and Tarnowskie Góry has been calculated here.
Air line (approximately)
275 kilometers
148 nautical miles