| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Hannah St.John-Mosse | 16 | Portsmouth N | 2:32.37 |
| 1 | 2 | Holly Richards | 16 | Weston S M | 2:30.69 |
| 2 | 3 | Lucy Gotta | 16 | Co Oxford | 2:29.42 |
| 3 | 4 | Ella Farley | 16 | Dawlish | 2:26.35 |
| 4 | 5 | Aryanna Fernandes | 16 | OSA Canada | 2:24.51 |
| 5 | 6 | Elloise Clements | 16 | Thanet Swim | 2:25.96 |
| 6 | 7 | Elissa Gratton | 16 | Lincoln Vulc | 2:28.29 |
| 7 | 8 | Aliyah-Mai Webb | 16 | Exeter City | 2:30.11 |
| 8 | 9 | Megan Richards | 16 | Weston S M | 2:30.87 |
| 9 | 10 | Sonia Halili | 16 | Bo Waltham F | 2:32.71 |