The calculated distance (air line) between Riosucio and Barrancabermeja is approximately 170 miles respectively 274 kilometers.
By car or train, the actual journey to Barrancabermeja is certainly longer, as only the direct route (as the crow flies) between Riosucio and Barrancabermeja has been calculated here.
Air line (approximately)
274 kilometers
148 nautical miles