The calculated distance (air line) between Piliscsaba and Székesfehérvár is approximately 36 miles respectively 59 kilometers.
By car or train, the actual journey to Székesfehérvár is certainly longer, as only the direct route (as the crow flies) between Piliscsaba and Székesfehérvár has been calculated here.
Air line (approximately)
59 kilometers
32 nautical miles