The calculated distance (air line) between Nyírtelek and Székesfehérvár is approximately 161 miles respectively 259 kilometers.
By car or train, the actual journey to Székesfehérvár is certainly longer, as only the direct route (as the crow flies) between Nyírtelek and Székesfehérvár has been calculated here.
Air line (approximately)
259 kilometers
139 nautical miles