The calculated distance (air line) between Budapest XI. kerület and Székesfehérvár is approximately 35 miles respectively 57 kilometers.
By car or train, the actual journey to Székesfehérvár is certainly longer, as only the direct route (as the crow flies) between Budapest XI. kerület and Székesfehérvár has been calculated here.
Air line (approximately)
57 kilometers
31 nautical miles