Not Competing : 8
| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 1 | Jennifer MORROW | 11 | Wellington M | 3:43.76 |
| 4 | 3 | Angelle AGYEMANG | 12 | Co Coventry | 3:35.80 |
| 5 | 2 | Caoimhe MAJID-BYRNE | 10 | Wrexham | 3:38.47 |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 5 | Rhiannon THOMAS | 13 | Lincoln Vulc | 3:20.30 |
| 3 | 7 | Fiona HALL | 14 | Co Coventry | 2:45.60 |
| 4 | 10 | Niamh BEVAN | 14 | Orion | 2:36.97 |
| 5 | 9 | Harriet BEBBINGTON | 13 | Cheadle | 2:39.59 |
| 6 | 6 | Sophia OKOOSI-DUNN | 12 | Orion | 3:09.60 |
| 7 | 4 | Eleanor COULTER | 11 | Nuneaton | 3:25.83 |