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