The calculated distance (air line) between Saalfelden am Steinernen Meer and Floridsdorf is approximately 174 miles respectively 280 kilometers.
By car or train, the actual journey to Floridsdorf is certainly longer, as only the direct route (as the crow flies) between Saalfelden am Steinernen Meer and Floridsdorf has been calculated here.
Air line (approximately)
280 kilometers
151 nautical miles