| B Final | ||||||
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 1 | 2 | Mina Klausen | 97 | S7 | Norway | 1:35.86 |
| 2 | 3 | Ailbhe Kelly | 98 | S8 | Ireland | 1:29.13 |
| 3 | 4 | Megan Richter | 00 | S9 | Orion | 1:20.72 |
| 4 | 5 | Aurelie Rivard | 96 | S10 | Canada | 1:15.47 |
| 5 | 6 | Pernilla Lindberg | 94 | S14 | Sweden | 1:17.32 |
| 6 | 7 | Camille Berube | 95 | S8 | Canada | 1:26.67 |
| 7 | 8 | Grace Harvey | 98 | S7 | Hoddesdon | 1:32.57 |
| 8 | 9 | Brenda Tilk | 94 | S7 | Estonia | 1:36.32 |