The calculated distance (air line) between Székesfehérvár and Budapest XVI. kerület is approximately 42 miles respectively 68 kilometers.
By car or train, the actual journey to Budapest XVI. kerület is certainly longer, as only the direct route (as the crow flies) between Székesfehérvár and Budapest XVI. kerület has been calculated here.
Air line (approximately)
68 kilometers
37 nautical miles