| Serie 1 |
| Candelaria Gonzalez Pla | San Benito | | 3:12.01 | 10 |
| Carmen Delpiano Olivos | Huelén | | 3:12.77 | 11 |
| Lucia Gronhert Rendoll | San Benito | | 3:16.34 | 12 |
| Isidora Trisotti Rubio | Huelén | | 3:16.74 | 13 |
| Blanca Johnson Roig | Los Andes | | 3:21.02 | 14 |
| Jacinta Diez Massu | San Benito | | 3:22.39 | 15 |
| Lucía Reed Concha | Los Andes | | 3:25.48 | 16 |
| Ana Besa Junemann | Los Andes | | 3:33.64 | 17 |
| Laura Rodriguez Araos | Saint George's College | | 3:34.14 | 19 |
| Florencia Orfali Ramirez | San Benito | | 3:40.87 | 23 |
| Josefa Marin Salinas | Saint George's College | | 3:44.44 | 24 |
| Antonia Fuenzalida Vasquez | Saint George's College | | 3:48.33 | 25 |
| Chloé González Rojas | Lycée Antoine de Saint-Exupéry | | DNS | |
| Elena Tapia Bettoni | Lycée Antoine de Saint-Exupéry | | DNS | |
| Marina Olguin Moore | Bradford School | | DNS | |
| Valetine Alvarez Val | Lycée Antoine de Saint-Exupéry | | DNS | |
| Serie 2 |
| Amalia Ferrer Daiber | Lycée Antoine de Saint-Exupéry | | 2:59.99 | 1 |
| Ana Claro Heard | Lycée Antoine de Saint-Exupéry | | 3:02.44 | 2 |
| Julieta Larrain Ralph | San Benito | | 3:04.07 | 3 |
| Estela Villarreal Kluever | SSCC Manquehue | | 3:05.38 | 4 |
| Eloisa García Ibañez | Huelén | | 3:06.44 | 5 |
| Maite Barrientos Iriarte | SSCC Manquehue | | 3:06.74 | 6 |
| Elena Errázuriz Vallejos | San Benito | | 3:06.90 | 7 |
| Catalina Iglesias El-Masou | SSCC Manquehue | | 3:07.19 | 8 |
| Amelia Ramírez Diaz | Saint George's College | | 3:09.84 | 9 |
| Clara Marsh Molina | La Maisonnette | | 3:34.05 | 18 |
| Maria Gracia Ruiz-Tagle Montalva | Los Andes | | 3:35.20 | 20 |
| Olivia Martínez Pino | Lycée Antoine de Saint-Exupéry | | 3:37.59 | 21 |
| Martina Fuenzalida Vasquez | Saint George's College | | 3:40.54 | 22 |
| Bernardita Prieto Ross | Los Andes | | 3:49.32 | 26 |
| Amar Rapu Saez | Atlético Rapa Nui | | DNS | |
| Haoromai O To'oku Ora Pakomio Padilla | Atlético Rapa Nui | | DNS | |
| María Jesús Consiglio Georgudis | San Benito | | DNS | |
| María Jesús Giménez Abarca | San Benito | | DNS | |
| Clasificación final |
| Amalia Ferrer Daiber | Lycée Antoine de Saint-Exupéry | | 2:59.99 | 1 |
| Ana Claro Heard | Lycée Antoine de Saint-Exupéry | | 3:02.44 | 2 |
| Julieta Larrain Ralph | San Benito | | 3:04.07 | 3 |
| Estela Villarreal Kluever | SSCC Manquehue | | 3:05.38 | 4 |
| Eloisa García Ibañez | Huelén | | 3:06.44 | 5 |
| Maite Barrientos Iriarte | SSCC Manquehue | | 3:06.74 | 6 |
| Elena Errázuriz Vallejos | San Benito | | 3:06.90 | 7 |
| Catalina Iglesias El-Masou | SSCC Manquehue | | 3:07.19 | 8 |
