The calculated distance (air line) between Sankt Veit an der Glan and Sankt Pölten is approximately 115 miles respectively 186 kilometers.
By car or train, the actual journey to Sankt Pölten is certainly longer, as only the direct route (as the crow flies) between Sankt Veit an der Glan and Sankt Pölten has been calculated here.
Air line (approximately)
186 kilometers
100 nautical miles