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