2009 Copa Sudamericana first stage
The First Stage, or the Preliminary Phase, of the 2009 Copa Sudamericana de Clubes was the first round of the tournament. It was contested by 30 teams in 15 two-legged ties. The winners of each tie advanced to the Second Stage.
Matches
The first stage began on August 4, and ended on September 17. Team #1 played the first leg at home.Qualifier O1
----''Goiás advances 6-5 on penalties.''
Qualifier O2
----''Unión Española advances 4-1 on points.''
Qualifier O3
----''Vitória and Coritiba tied on points, goal difference, and away goals. Vitória advances 5-3 on penalties.''
Qualifier O4
----''Universidad de Chile advances 6-0 on points.''
Qualifier O5
----''Fluminense advances on away goals.''
Qualifier O6
----''Cienciano advances 4-1 on points.''
Qualifier O7
----''Lanús advances 6-0 on points.''
Qualifier O8
----''Emelec advances 6-0 on points.''
Qualifier O9
----''Botafogo advances 4-1 on points.''
Qualifier O10
----''LDU Quito advances 4-1 on points.''
Qualifier O11
----''San Lorenzo advances on away goals.''
Qualifier O12
----''Alianza Atlético advances 4–1 on points.''
Qualifier O13
Bye for the defending champion Internacional.Qualifier O14
----''River Plate advances 6-0 on points.''
Qualifier O15
----''Vélez Sarsfield advances 4-1 on points.''
Qualifier O16
----''Cerro Porteño advances 6-0 on points.''