| Date | 11 October 2018 — 15:05 |
|---|---|
| Location | Athletics Field, Parque Olímpico de la Juventud, Villa Soldati, Buenos Aires |
| Pos | Competitor | NOC | Time | |||
|---|---|---|---|---|---|---|
| 1 | Sarah Chelangat |  UGA | 9:11.63 | |||
| 2 | Mercy Chepkorir Kirarei |  KEN | 9:13.59 | |||
| 3 | Aberash Minsewo |  ETH | 9:14.99 | |||
| 4 | Carmie Prinsloo |  RSA | 9:18.92 | |||
| 5 | Miyaka Sugata |  JPN | 9:21.16 | |||
| 6 | Cameron Ormond |  CAN | 9:24.52 | |||
| 7 | Hannah O'Connor |  NZL | 9:25.29 | |||
| 8 | Alessia Zarbo |  FRA | 9:26.56 | |||
| 9 | Kisanet Mariskos Hidru |  ERI | 9:26.57 | |||
| 10 | İnci Kalkan |  TUR | 9:26.59 | |||
| 11 | Vasileia Spyrou |  GRE | 9:49.87 | |||
| 12 | Odile Nintije |  BDI | 9:54.30 | |||
| 13 | Ángela Freitas |  TLS | 10:00.36 | |||
| 14 | Seema Seema |  IND | 10:03.34 | |||
| 15 | María Ascanio |  VEN | 10:08.13 | |||
| 16 | Linn Kleine |  GER | 10:11.07 | |||
| 17 | Moneyi Chingaipe |  MAW | 10:24.80 | |||
| 18 | Bernadette Bingonda |  COD | 10:35.97 | |||
| 19 | Gozel Chopanova |  TKM | 10:55.75 | |||
| 20 | Malineo Mofolo |  LES | 11:07.40 | |||
| 21 | Abdoulaye Ramatou |  NIG | 11:33.17 |
