The calculated distance (air line) between Hajdúsámson and Székesfehérvár is approximately 160 miles respectively 257 kilometers.
By car or train, the actual journey to Székesfehérvár is certainly longer, as only the direct route (as the crow flies) between Hajdúsámson and Székesfehérvár has been calculated here.
Air line (approximately)
257 kilometers
139 nautical miles