| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Decker Panni (2017)Budaörsi Sport Club | 00:48.96R:0.65 | - | 165 | |
| 2 | 6 | Demjén Angéla (2015)Budaörsi Sport Club | 00:53.91R:0.66 | 00:04.95 | 123 | |
| 3 | 5 | Nyéky Boglárka (2015)Darnyi Tamás SC | 00:54.57R:0.77 | 00:05.61 | 119 | |
| 4 | 3 | Szakolczai Vivien (2017)Darnyi Tamás SC | 01:13.08R:0.67 | 00:24.12 | 49 |