The calculated distance (air line) between Székesfehérvár and Budapest XX. kerület is approximately 37 miles respectively 59 kilometers.
By car or train, the actual journey to Budapest XX. kerület is certainly longer, as only the direct route (as the crow flies) between Székesfehérvár and Budapest XX. kerület has been calculated here.
Air line (approximately)
59 kilometers
32 nautical miles