The calculated distance (air line) between Rejon ulicy Klęczkowskiej and Opole is approximately 50 miles respectively 81 kilometers.
By car or train, the actual journey to Opole is certainly longer, as only the direct route (as the crow flies) between Rejon ulicy Klęczkowskiej and Opole has been calculated here.
Air line (approximately)
81 kilometers
44 nautical miles