The calculated distance (air line) between Nachrodt-Wiblingwerde and Attendorn is approximately 18 miles respectively 29 kilometers.
By car or train, the actual journey to Attendorn is certainly longer, as only the direct route (as the crow flies) between Nachrodt-Wiblingwerde and Attendorn has been calculated here.
Air line (approximately)
29 kilometers
16 nautical miles