The calculated distance (air line) between Sincelejo and San Bernardo del Viento is approximately 38 miles respectively 61 kilometers.
By car or train, the actual journey to San Bernardo del Viento is certainly longer, as only the direct route (as the crow flies) between Sincelejo and San Bernardo del Viento has been calculated here.
Air line (approximately)
61 kilometers
33 nautical miles