The calculated distance (air line) between Nachrodt-Wiblingwerde and Karlsruhe is approximately 163 miles respectively 263 kilometers.
By car or train, the actual journey to Karlsruhe is certainly longer, as only the direct route (as the crow flies) between Nachrodt-Wiblingwerde and Karlsruhe has been calculated here.
Air line (approximately)
263 kilometers
142 nautical miles