| Final 18:30 | time | L | 1. | 100m | 2. | 200m | 3. | 300m | 4. |
| 1. Brazil | 4:13.97 | 4 | Fabiola Molina | 1:03.52 | Tatiane Sakemi | 2:16.85 | Daynara Paula | 3:17.39 | Tatiana Barbosa |
| 2. Argentina | 4:18.10 | 3 | Cecilia Bertoncello | 1:07.28 | Agustina De Giovanni | 2:17.40 | Georgina Bardach | 3:20.37 | Nadia Soledad Colovini |
| 3. Colombia | 4:20.53 | 6 | Carolina Colorado Henao | 1:03.51 | Monica Lorena Alvarez Rincon | 2:18.19 | Maria Clara Quintero Sosa | 3:21.91 | Erika Layne Stewardt |
| 4. Venezuela | 4:24.23 | 5 | Jeserik Andreina Pinto | 1:06.56 | Daniela Victoria | 2:22.22 | Elimar Barrios | 3:26.16 | Arlene Semeco |
| 5. Peru | 4:32.95 | 7 | Massie Milagros Carrillo Yong | 1:07.53 | Patricia Mariana Quevedo San Martin | 2:26.05 | Maria Graciela Wong Rosales | 3:32.86 | Maria Alejandra Torres Perez |
| 6. Ecuador | 4:36.83 | 6 | Diana An Yu Chang Ibarra | 1:06.71 | Camila Isabel Najera Espinosa | 2:26.27 | Loren Yamile Bahamonde Cabello | 3:34.33 Nicole Maria Marmol Gilbert |
| 7. Uruguay | 4:42.44 | 1 | Ines Remersaro | 1:08.36 | Antonella Scanavino | 2:28.53 | Raissa Andrea Guerra | 3:37.03 | Maria Sanchez |
| 8. Paraguay | 4:47.78 | 8 | Maria Laura Mongelos Britez | 1:08.78 | Lujan Amarilla Vargas | 2:30.66 | Silvana Andrea Paniagua Valenzuela | 3:43.86 | Maria Lopez Nery Huerta |