The calculated distance (air line) between Garachico and La Matanza de Acentejo is approximately 20 miles respectively 32 kilometers.
By car or train, the actual journey to La Matanza de Acentejo is certainly longer, as only the direct route (as the crow flies) between Garachico and La Matanza de Acentejo has been calculated here.
Air line (approximately)
32 kilometers
17 nautical miles