| Final | |||||
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 1 | Sophie Fussell | 02 | Teddington | 1:16.34 |
| 2 | 2 | Freya Anderson | 01 | Wirral Metro | 1:15.59 |
| 3 | 3 | Jessica Carroll | 01 | Yeovil | 1:14.95 |
| 4 | 4 | Katie Robertson | 01 | Sth Ayrshire | 1:12.72 |
| 5 | 5 | Tatiana Belonogoff | 01 | Guildford Ct | 1:13.43 |
| 6 | 6 | Bethan Thomas | 01 | Derventio | 1:15.42 |
| 7 | 7 | Lucy Drinkall | 01 | Staines | 1:16.21 |
| 8 | 8 | Sophia Wilson | 01 | Guildford Ct | 1:16.38 |