Source:[3] The Liga Postobon II began on August 27 and is scheduled to end on December 21.
Note: This match was originally scheduled for December 14, but was postponed due to heavy rain.
As the second worst team in the relegation table, América played a two-legged tie against Patriotas, the 2011 Categoría Primera B runner-up.
The winner was determined by points, followed by goal difference, then a penalty shootout.
Patriotas won the series in a penalty shootout to relegate América to the Primera B.