| Prevseason: | 2018 |
| Nextseason: | 2019–20 BCLA |
| FIBA Americas League | |
| Season: | 2019 |
| Champions: |  San Lorenzo (2nd title) |
| Runners Up: |  Guaros de Lara |
| Third Place: |  Paulistano |
| Fourth Place: |  Capitanes de Ciudad de México |
| Teams: | 16 |
| Games: | 40 |
| Dates: | 18 January – 31 March 2019 |
The 2019 FIBA Americas League was the 12th edition of the top-tier level intercontinental professional club basketball competition in the Americas and last for the FIBA Americas League. Sixteen teams from across the Americas competed over three rounds, to determine the champion.
San Lorenzo won its second continental title, giving them the right to play in the 2020 FIBA Intercontinental Cup.
| Teams entering in this round | Teams advancing from previous round | ||
|---|---|---|---|
| Group phase (16 teams) |
| ||
| Semifinal Phase (8 teams) |
| ||
| Final Four (4 teams) |
|
| Group phase | |||
|---|---|---|---|
| San Lorenzo TH (1st) | Mogi das Cruzes (2nd) | Soles de Mexicali (1st) | Capitanes de Arecibo (1st) |
| San Martín de Corrientes (2nd) | Franca LSC | Capitanes de Ciudad de México (2nd) | Leones de Ponce (4th) |
| Atenas (3rd) | Las Animas (1st) | Libertadores de Querétaro (WC) | Malvín (1st) |
| Paulistano (1st) |  Titanes de Barranquilla (1st) |  Real Estelí | Guaros de Lara (1st) |
Sixteen teams participated in the group phase, in which each team faced the other teams in the group once. Each group tournament was held at the arena of a host team. The two highest-placed teams in each group advance to the semifinal phase. Games were played from 18 January until 10 February 2019.
Venue: São Paulo, Brazil
Venue: Mexico City, Mexico
Venue: Ponce, Puerto Rico
The eight teams which advance from the group phase, played in this stage in which each team faced the other teams in the group once. Each group tournament was held at the arena of a host team. The two highest-placed teams in each group advance to the final four. Games were played from 8 March until 17 March 2019.
Venue: Buenos Aires, Argentina
The final four tournament decided the champion of the 2019 season. The tournament was held from 30 March and 31 March 2019 in the Polideportivo Roberto Pando in Buenos Aires, Argentina.