The calculated distance (air line) between Kleinzschocher and Kamienna Góra is approximately 165 miles respectively 266 kilometers.
By car or train, the actual journey to Kamienna Góra is certainly longer, as only the direct route (as the crow flies) between Kleinzschocher and Kamienna Góra has been calculated here.
Air line (approximately)
266 kilometers
144 nautical miles