The calculated distance (air line) between Pinar de Chamartín and Barajas de Madrid is approximately 5 miles respectively 8 kilometers.
By car or train, the actual journey to Barajas de Madrid is certainly longer, as only the direct route (as the crow flies) between Pinar de Chamartín and Barajas de Madrid has been calculated here.
Air line (approximately)
8 kilometers
4 nautical miles