The calculated distance (air line) between Candelaria de La Frontera and San Martín is approximately 54 miles respectively 87 kilometers.
By car or train, the actual journey to San Martín is certainly longer, as only the direct route (as the crow flies) between Candelaria de La Frontera and San Martín has been calculated here.
Air line (approximately)
87 kilometers
47 nautical miles