The calculated distance (air line) between Granadilla de Abona and Los Realejos is approximately 18 miles respectively 30 kilometers.
By car or train, the actual journey to Los Realejos is certainly longer, as only the direct route (as the crow flies) between Granadilla de Abona and Los Realejos has been calculated here.
Air line (approximately)
30 kilometers
16 nautical miles