The Copa Libertadores 1989 was the 30th edition of the Copa Libertadores, South America's premier international club football tournament organized by CONMEBOL. 21 teams participated in the competition, divided by groups of four (two per country). The first three teams in each group qualified for the next round. Nacional of Montevideo entered directly into the second round as the champions of Copa Libertadores 1988. The tournament started with the first game on February 12, 1989, and ended on May 31, 1989.

Qualified teams

Draw

The champions and runners-up of each football association were drawn into the same group along with another football association's participating teams. Three clubs from Uruguay competed as Nacional was champion of the 1988 Copa Libertadores. They entered the tournament in the Round of 16.

Group stage

Twenty teams were divided into five groups of four teams each for the group stage. The top three teams of each group, as well as Nacional of Uruguay (who received a bye as winners of the Copa Libertadores 1988 of the tournament) qualified for the Round of 16.

Group 1

Group 2

Group 3

Group 4

Group 5

Bracket

Round of 16

First leg matches were played between April 5 and April 6. Second leg matches were played on April 12 and April 13.

Quarter-finals

First leg matches were played on April 19. Second leg matches were played on April 26.

Semi-finals

First leg marches were played on May 10. Second leg matches were played on May 17

Finals

Champion