The calculated distance (air line) between Buñol and Fuencarral-El Pardo is approximately 173 miles respectively 279 kilometers.
By car or train, the actual journey to Fuencarral-El Pardo is certainly longer, as only the direct route (as the crow flies) between Buñol and Fuencarral-El Pardo has been calculated here.
Air line (approximately)
279 kilometers
150 nautical miles