The calculated distance (air line) between Gasteiz / Vitoria and Alcalá de Henares is approximately 167 miles respectively 269 kilometers.
By car or train, the actual journey to Alcalá de Henares is certainly longer, as only the direct route (as the crow flies) between Gasteiz / Vitoria and Alcalá de Henares has been calculated here.
Air line (approximately)
269 kilometers
145 nautical miles