The 2011 Copa América knockout stage was the elimination stage of the 2011 Copa América, following the group stage. It began on 16 July 2011 and consisted of the quarter-finals, the semi-finals, the third place play-off, and the final held at the Estadio Monumental Antonio Vespucio Liberti on 24 July, in Buenos Aires. Different from previous tournaments, 30 minutes of extra time were played if any match in the final stages finished tied after regulation; previously the match would go straight to a penalty shoot-out.