2008 Primera División of Chile

The winner of the tournament will be crowned the Apertura champion, and will earn a spot in the 2009 Copa Libertadores Group Stage.

The tournament champion will earn a spot in the 2009 Copa Libertadores Group Stage.

The next two teams to be relegated were determined through a special aggregate table for the 2007 & 2008 season.

The teams' performances were put under a specific formula (shown below) and then ranked.

The 15th & 16th place team in the aggregate table have to play two promotion/relegation matches the Segunda División runner-up (Puerto Montt) and the winner of the Segunda División Apertura/Clausura play-off (Coquimbo Unido).