The calculated distance (air line) between La Orotava and Buenavista del Norte is approximately 21 miles respectively 33 kilometers.
By car or train, the actual journey to Buenavista del Norte is certainly longer, as only the direct route (as the crow flies) between La Orotava and Buenavista del Norte has been calculated here.
Air line (approximately)
33 kilometers
18 nautical miles