| Association
|
Team (Berth)
|
Entry stage
|
Qualification method
|
ARG (6 + 1 berths)
|
River Plate (Argentina 1; Title holders)
|
Group stage
|
2018 Copa Libertadores champions
|
| Boca Juniors (Argentina 2)
|
2017–18 Superliga Argentina champions[1]
|
| Godoy Cruz (Argentina 3)
|
2017–18 Superliga Argentina runners-up[1]
|
| Rosario Central (Argentina 4)
|
2017–18 Copa Argentina champions[1]
|
| San Lorenzo (Argentina 5)
|
2017–18 Superliga Argentina 3rd place[1]
|
| Huracán (Argentina 6)
|
2017–18 Superliga Argentina 4th place[1]
|
| Talleres (Argentina 7)
|
Second stage
|
2017–18 Superliga Argentina 5th place[1]
|
BOL (4 berths)
|
Jorge Wilstermann (Bolivia 1)
|
Group stage
|
2018 Apertura champions[2]
|
| San José (Bolivia 2)
|
2018 Clausura champions[2]
|
| The Strongest (Bolivia 3)
|
Second stage
|
2018 Clausura runners-up[2]
|
| Bolívar (Bolivia 4)
|
First stage
|
2018 Primera División aggregate table best team not yet qualified[2]
|
BRA (7 + 1 berths)
|
Athletico Paranaense (Brazil 1; Copa Sudamericana)
|
Group stage
|
2018 Copa Sudamericana champions
|
| Palmeiras (Brazil 2)
|
2018 Campeonato Brasileiro Série A champions[3]
|
| Cruzeiro (Brazil 3)
|
2018 Copa do Brasil champions[3]
|
| Flamengo (Brazil 4)
|
2018 Campeonato Brasileiro Série A runners-up[3]
|
| Internacional (Brazil 5)
|
2018 Campeonato Brasileiro Série A 3rd place[3]
|
| Grêmio (Brazil 6)
|
2018 Campeonato Brasileiro Série A 4th place[3]
|
| São Paulo (Brazil 7)
|
Second stage
|
2018 Campeonato Brasileiro Série A 5th place[3]
|
| Atlético Mineiro (Brazil 8)
|
2018 Campeonato Brasileiro Série A 6th place[3]
|
CHI (4 berths)
|
Universidad Católica (Chile 1)
|
Group stage
|
2018 Primera División champions[4]
|
| Universidad de Concepción (Chile 2)
|
2018 Primera División runners-up[4]
|
| Universidad de Chile (Chile 3)
|
Second stage
|
2018 Primera División 3rd place[4]
|
| Palestino (Chile 4)
|
2018 Copa Chile champions[4]
|
COL (4 berths)
|
Deportes Tolima (Colombia 1)
|
Group stage
|
2018 Apertura champions[5]
|
| Junior (Colombia 2)
|
2018 Finalización champions[5]
|
| Independiente Medellín (Colombia 3)
|
Second stage
|
2018 Primera A aggregate table best team not yet qualified[5]
|
| Atlético Nacional (Colombia 4)
|
2018 Copa Colombia champions[5]
|
ECU (4 berths)
|
LDU Quito (Ecuador 1)
|
Group stage
|
2018 Serie A champions[6]
|
| Emelec (Ecuador 2)
|
2018 Serie A runners-up[6]
|
| Barcelona (Ecuador 3)
|
Second stage
|
2018 Serie A aggregate table best team not yet qualified[6]
|
| Delfín (Ecuador 4)
|
First stage
|
2018 Serie A aggregate table 2nd best team not yet qualified[6]
|
PAR (4 berths)
|
Olimpia (Paraguay 1)
|
Group stage
|
2018 Apertura and 2018 Clausura champions[7]
|
| Cerro Porteño (Paraguay 2)
|
2018 Primera División aggregate table best team not yet qualified[7]
|
| Libertad (Paraguay 3)
|
Second stage
|
2018 Primera División aggregate table 2nd best team not yet qualified[7]
|
| Nacional (Paraguay 4)
|
First stage
|
2018 Primera División aggregate table 3rd best team not yet qualified[7]
|
PER (4 berths)
|
Sporting Cristal (Peru 1)
|
Group stage
|
2018 Torneo Descentralizado champions[8]
|
| Alianza Lima (Peru 2)
|
2018 Torneo Descentralizado runners-up[8]
|
| Melgar (Peru 3)
|
Second stage
|
2018 Torneo Descentralizado 3rd place[8]
|
| Real Garcilaso (Peru 4)
|
First stage
|
2018 Torneo Descentralizado aggregate table best team not yet qualified[8]
|
| rowspan=4 |
URU (4 berths)
|
Peñarol (Uruguay 1)
|
Group stage
|
2018 Primera División champions[9]
|
| Nacional (Uruguay 2)
|
2018 Primera División runners-up[9]
|
| Danubio (Uruguay 3)
|
Second stage
|
2018 Primera División aggregate table best team not yet qualified[9]
|
| Defensor Sporting (Uruguay 4)
|
First stage
|
2018 Primera División aggregate table 2nd best team not yet qualified[9]
|
VEN (4 berths)
|
Zamora (Venezuela 1)
|
Group stage
|
2018 Primera División champions[10]
|
| Deportivo Lara (Venezuela 2)
|
2018 Primera División runners-up[10]
|
| Caracas (Venezuela 3)
|
Second stage
|
2018 Primera División aggregate table best team not yet qualified[10]
|
| Deportivo La Guaira (Venezuela 4)
|
First stage
|
2018 Primera División aggregate table 2nd best team not yet qualified[10]
|