The calculated distance (air line) between Puntigam and Klagenfurt am Wörthersee is approximately 60 miles respectively 97 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 Puntigam and Klagenfurt am Wörthersee has been calculated here.
Air line (approximately)
97 kilometers
52 nautical miles