The calculated distance (air line) between Guardamar del Segura and San Miguel de Salinas is approximately 11 miles respectively 17 kilometers.
By car or train, the actual journey to San Miguel de Salinas is certainly longer, as only the direct route (as the crow flies) between Guardamar del Segura and San Miguel de Salinas has been calculated here.
Air line (approximately)
17 kilometers
9 nautical miles