The calculated distance (air line) between Völkendorf and Klagenfurt am Wörthersee is approximately 23 miles respectively 36 kilometers.
By car or train, the actual journey to Klagenfurt am Wörthersee is certainly longer, as only the direct route (as the crow flies) between Völkendorf and Klagenfurt am Wörthersee has been calculated here.
Air line (approximately)
36 kilometers
20 nautical miles