The calculated distance (air line) between Königsfeld im Schwarzwald and Nürnberg is approximately 151 miles respectively 244 kilometers.
By car or train, the actual journey to Nürnberg is certainly longer, as only the direct route (as the crow flies) between Königsfeld im Schwarzwald and Nürnberg has been calculated here.
Air line (approximately)
244 kilometers
131 nautical miles