The calculated distance (air line) between Budapest III. kerület and Székesfehérvár is approximately 38 miles respectively 62 kilometers.
By car or train, the actual journey to Székesfehérvár is certainly longer, as only the direct route (as the crow flies) between Budapest III. kerület and Székesfehérvár has been calculated here.
Air line (approximately)
62 kilometers
33 nautical miles