The calculated distance (air line) between Pailón and Ascención de Guarayos is approximately 126 miles respectively 203 kilometers.
By car or train, the actual journey to Ascención de Guarayos is certainly longer, as only the direct route (as the crow flies) between Pailón and Ascención de Guarayos has been calculated here.
Air line (approximately)
203 kilometers
110 nautical miles