| 1 | 559 | Nn | 3km | | F |
22:39.8 | --100%26.55%25.14%10:31:00.1 |
| 2 | 518 | Antonella Suppo | 3km | 1999 | F |
23:58.5 | +1:18.7+5.79%94.53%22.30%20.81%10:31:00.1 |
| 3 | 519 | Julieta Cornu | 3km | 2000 | F |
24:00.4 | +1:20.6+5.93%94.40%22.20%20.70%10:31:00.1 |
| 4 | 552 | Nadia Bergamo | 3km | 1982 | F |
24:04.7 | +1:24.9+6.24%94.12%21.97%20.47%10:31:00.1 |
| 5 | 277 | Carrasco Milagros Camila | 3km | 2000 | F |
24:21.3 | +1:41.5+7.46%93.05%21.07%19.55%10:31:00.1 |
| 6 | 510 | Monica Rodriguez | 3km | 1969 | F |
24:33.2 | +1:53.4+8.34%92.30%20.43%18.90%10:31:00.1 |
| 7 | 575 | Ainara Nieva | 3km | 2012 | F |
25:48.4 | +3:08.6+13.87%87.82%16.37%14.76%10:31:00.1 |
| 8 | 576 | Melina Del Pino | 3km | 1989 | F |
26:07.2 | +3:27.4+15.25%86.77%15.35%13.72%10:31:00.1 |
| 9 | 563 | Maria Marta Iñigo | 3km | 1979 | F |
26:17.2 | +3:37.4+15.99%86.22%14.81%13.17%10:31:00.1 |
| 10 | 562 | Sofia Brunetti | 3km | 1991 | F |
26:31.4 | +3:51.6+17.03%85.45%14.04%12.39%10:31:00.1 |
| 11 | 579 | Nahir Zambon | 3km | 1998 | F |
27:06.9 | +4:27.1+19.64%83.58%12.13%10.44%10:31:00.1 |
| 12 | 503 | Melisa Velez | 3km | 1990 | F |
27:08.8 | +4:29.0+19.78%83.48%12.02%10.33%10:31:00.1 |
| 13 | 560 | Silene Aravena | 3km | 1997 | F |
27:45.7 | +5:05.9+22.50%81.64%10.03%8.30%10:31:00.1 |
| 14 | 553 | Ana Cristina Contreras | 3km | 1966 | F |
30:16.5 | +7:36.7+33.59%74.86%1.89%0.00%10:31:00.1 |
| 15 | 569 | Cecilia Milla | 3km | 2013 | F |
32:07.8 | +9:28.0+41.77%70.54%-4.12%-6.13%10:31:00.1 |
| 16 | 515 | Mabel Lopez | 3km | 1963 | F |
32:19.2 | +9:39.4+42.61%70.12%-4.74%-6.75%10:31:00.1 |
| 17 | 504 | Juliana Dippolito | 3km | 1996 | F |
33:27.7 | +10:47.9+47.65%67.73%-8.44%-10.53%10:31:00.1 |
| 18 | 555 | María Agustina Ríos Tanquía | 3km | 1999 | F |
33:35.3 | +10:55.5+48.21%67.47%-8.85%-10.94%10:31:00.1 |
| 19 | 512 | Noelia Pailacura | 3km | 1986 | F |
36:29.6 | +13:49.8+61.02%62.10%-18.27%-20.54%10:31:00.1 |
| 20 | 558 | Norma Troncoso | 3km | 1960 | F |
36:49.1 | +14:09.3+62.46%61.55%-19.32%-21.61%10:31:00.1 |
| 21 | 570 | Jeanette Norambuena | 3km | 1962 | F |
36:51.8 | +14:12.0+62.66%61.48%-19.46%-21.76%10:31:00.1 |
| 22 | 577 | Maria Eugenia Corva | 3km | 1985 | F |
37:21.0 | +14:41.2+64.80%60.68%-21.04%-23.37%10:31:00.1 |
| 23 | 578 | Emma Aylin Barriento | 3km | 2018 | F |
37:21.1 | +14:41.3+64.81%60.68%-21.05%-23.37%10:31:00.1 |
| 24 | 554 | Lara Gallo | 3km | 2002 | F |
37:27.1 | +14:47.3+65.25%60.51%-21.37%-23.70%10:31:00.1 |
| 25 | 509 | Claudia Da Sanmartino | 3km | 1973 | F |
37:30.0 | +14:50.2+65.47%60.44%-21.53%-23.86%10:31:00.1 |
| 26 | 572 | Basilia Hortencia Morales | 3km | 1958 | F |
40:29.2 | +17:49.4+78.64%55.98%-31.21%-33.73%10:31:00.1 |
| 27 | 520 | María De Los Angeles Echavarria | 3km | 1980 | F |
40:39.8 | +18:00.0+79.42%55.73%-31.78%-34.31%10:31:00.1 |