The calculated distance (air line) between Karlsruhe and Wörth am Rhein is approximately 7 miles respectively 11 kilometers.
By car or train, the actual journey to Wörth am Rhein is certainly longer, as only the direct route (as the crow flies) between Karlsruhe and Wörth am Rhein has been calculated here.
Air line (approximately)
11 kilometers
6 nautical miles