2014 Copa Sudamericana final stages
The final stages of the 2014 Copa Sudamericana were played from October 1 to December 10, 2014. A total of 16 teams competed in the final stages.
Draw
The draw of the tournament was held on May 20, 2014, 12:00, at the Sheraton Hotel in Buenos Aires, Argentina.To determine the bracket starting from the round of 16, the defending champion and the 15 winners of the second stage were assigned a "seed" by draw. The defending champion and the winners from Argentina Zone and Brazil Zone were assigned odd-numbered "seeds", and the winners from ties between South Zone and North Zone were assigned even-numbered "seeds".
Seeding
The following were the seeding of the 16 teams which qualified for the final stages, which included the defending champion and the 15 winners of the second stage :| Seed | Team |
| 1 |  Vitória |
| 2 |  Capiatá |
| 3 |  River Plate |
| 4 |  Huachipato |
| 5 | Goiás |
| 6 |  Peñarol |
| 7 | Lanús |
| 8 |  Universidad César Vallejo |
| 9 | Bahia |
| 10 | Cerro Porteño |
| 11 | Estudiantes |
| 12 |  Emelec |
| 13 | São Paulo |
| 14 | Libertad |
| 15 | Boca Juniors |
| 16 |  Atlético Nacional |
Format
In the final stages, the 16 teams played a single-elimination tournament, with the following rules:- Each tie was played on a home-and-away two-legged basis, with the higher-seeded team hosting the second leg.
- In the round of 16, quarterfinals, and semifinals, if tied on aggregate, the away goals rule was used. If still tied, the penalty shoot-out was used to determine the winner.
- In the finals, if tied on aggregate, the away goals rule was not used, and 30 minutes of extra time was played. If still tied after extra time, the penalty shoot-out was used to determine the winner.
- If there were two semifinalists from the same association, they must play each other.
Bracket
- Round of 16:
- *Match A: Seed 1 vs. Seed 16
- *Match B: Seed 2 vs. Seed 15
- *Match C: Seed 3 vs. Seed 14
- *Match D: Seed 4 vs. Seed 13
- *Match E: Seed 5 vs. Seed 12
- *Match F: Seed 6 vs. Seed 11
- *Match G: Seed 7 vs. Seed 10
- *Match H: Seed 8 vs. Seed 9
- Quarterfinals:
- *Match S1: Winner A vs. Winner H
- *Match S2: Winner B vs. Winner G
- *Match S3: Winner C vs. Winner F
- *Match S4: Winner D vs. Winner E
- Semifinals:
- *Match F1: Winner S1 vs. Winner S4
- *Match F2: Winner S2 vs. Winner S3
- Finals: Winner F1 vs. Winner F2
Round of 16
Match A
----Atlético Nacional won 3–2 on aggregate.
Match B
----Tied 1–1 on aggregate, Boca Juniors won on penalties.
Match C
----River Plate won 5–1 on aggregate.
Match D
----São Paulo won 4–2 on aggregate.
Match E
----Tied 1–1 on aggregate, Emelec won on penalties.
Match F
----Tied 3–3 on aggregate, Estudiantes won on penalties.
Match G
----Cerro Porteño won 3–2 on aggregate.
Match H
----Tied 2–2 on aggregate, Universidad César Vallejo won on penalties.
Quarterfinals
The first legs were played on October 29–30, and the second legs were played on November 5–6, 2014.Match S1
----Atlético Nacional won 2–0 on aggregate.
Match S2
----Boca Juniors won 5–1 on aggregate.
Match S3
----River Plate won 5–3 on aggregate.
Match S4
----São Paulo won 6–5 on aggregate.
Semifinals
The first legs were played on November 19–20, and the second legs were played on November 26–27, 2014.Match F1
----Tied 1–1 on aggregate, Atlético Nacional won on penalties.
Match F2
----River Plate won 1–0 on aggregate.
Finals
The finals were played on a home-and-away two-legged basis, with the higher-seeded team hosting the second leg. If tied on aggregate, the away goals rule was not used, and 30 minutes of extra time was played. If still tied after extra time, the penalty shoot-out was used to determine the winner.The first leg was played on December 3, and the second leg was played on December 10, 2014.
----
River Plate won 3–1 on aggregate.