The calculated distance (air line) between Bruck an der Mur and Klagenfurt am Wörthersee is approximately 72 miles respectively 115 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 Bruck an der Mur and Klagenfurt am Wörthersee has been calculated here.
Air line (approximately)
115 kilometers
62 nautical miles