| B Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 1 | Beatrice Varley | 03 | Plymouth Lea | 4:22.11 |
| 2 | 2 | Aimee Monks | 05 | Swansea Uni | 4:21.95 |
| 3 | 3 | Phoebe Cooper | 08 | Co Sheffield | 4:20.05 |
| 4 | 4 | Mia Slevin | 03 | Lboro Uni | 4:19.58 |
| 5 | 5 | Shannon Stott | 00 | Co Sheffield | 4:19.63 |
| 6 | 6 | Ella Dyson | 04 | Wycombe Dist | 4:20.52 |
| 7 | 7 | Hollie Wilson | 08 | Co Leeds | 4:22.04 |
| 8 | 8 | Mairi Craig | 04 | Edinburgh Un | 4:22.16 |