The calculated distance (air line) between Győr and Székesfehérvár is approximately 50 miles respectively 80 kilometers.
By car or train, the actual journey to Székesfehérvár is certainly longer, as only the direct route (as the crow flies) between Győr and Székesfehérvár has been calculated here.
Air line (approximately)
80 kilometers
43 nautical miles