The calculated distance (air line) between La Guancha and Guía de Isora is approximately 14 miles respectively 22 kilometers.
By car or train, the actual journey to Guía de Isora is certainly longer, as only the direct route (as the crow flies) between La Guancha and Guía de Isora has been calculated here.
Air line (approximately)
22 kilometers
12 nautical miles