| Final | ||||||
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 0 | 1 | Fern Sneddon | 06 | S6 | RTW Monson | 1:31.83 |
| 1 | 2 | Leah O'Connell | 02 | S7 | Camden Swiss | 1:24.76 |
| 2 | 3 | Ella Cooper-Holmes | 00 | S7 | Cockermouth | 1:24.51 |
| 3 | 4 | Olivia Pickering | 00 | S8 | Gloucester | 1:24.02 |
| 4 | 5 | Charlotte Hyde | 02 | S7 | Camden Swiss | 1:20.21 |
| 5 | 6 | Seren Leconte | 04 | S9 | RCT Squad | 1:15.84 |
| 6 | 7 | Charli Vines | 98 | S14 | Harrogate | 1:14.17 |
| 7 | 8 | Harriet Dickinson | 97 | S10 | Gloucester | 1:11.75 |
| 8 | 9 | Fern Ioannou | 03 | S14 | Wycombe Dist | 1:08.08 |
| 9 | 10 | Poppy Maskill | 05 | S14 | Crewe Flyers | 1:06.58 |