The calculated distance (air line) between Sincelejo and Purísima de la Concepción is approximately 23 miles respectively 36 kilometers.
By car or train, the actual journey to Purísima de la Concepción is certainly longer, as only the direct route (as the crow flies) between Sincelejo and Purísima de la Concepción has been calculated here.
Air line (approximately)
36 kilometers
20 nautical miles