Résultats
| Place | Nageuse | Ligne | Temps |
|---|---|---|---|
| 1 |  Katie Ledecky | 4 | 4:01.04 |
| 3 |  Bingjie Li | 5 | 4:03.11 |
| 5 | Peiqi Yang | 6 | 4:03.36 |
| 9 |  Maria Fernanda De Oliveira Da Silva Costa | 2 | 4:07.32 |
| 10 |  Sofia Diakova | 1 | 4:08.65 |
| 11 |  Miyu Namba | 7 | 4:08.72 |
| 12 | Ichika Kajimoto | 4:08.79 | |
| 19 |  Anastasiia Kirpichnikova | 8 | 4:13.92 |
| 20 |  Bettina Fabian | 9 | 4:14.31 |
| DNS |  Erika Fairweather | 3 |