| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Ella Falkingham | 14 | Southport | 4:37.17 |
| 1 | 2 | Jessica Dickinson | 14 | Swansea Aq | 4:34.82 |
| 2 | 3 | Amelia Brian | 14 | Beckenham | 4:34.05 |
| 3 | 4 | Ruby Wheeler | 13 | Basildon Ph | 4:33.28 |
| 4 | 5 | Laura Hodgson | 14 | Newcastle | 4:30.04 |
| 5 | 6 | Livia Kingsland | 14 | Nova Cent'n | 4:31.85 |
| 6 | 7 | Merissa Booth | 14 | Wycombe Dist | 4:33.53 |
| 7 | 8 | Erin Little | 14 | Chelmsford | 4:34.39 |
| 8 | 9 | Harriet Oxley | 14 | Co Leicester | 4:36.04 |