The calculated distance (air line) between Manaure Balcón del Cesar and Cartagena is approximately 169 miles respectively 271 kilometers.
By car or train, the actual journey to Cartagena is certainly longer, as only the direct route (as the crow flies) between Manaure Balcón del Cesar and Cartagena has been calculated here.
Air line (approximately)
271 kilometers
146 nautical miles