| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 8 | Kiss Olívia (2016)MATE - GEAC | 00:39.85 | - | 230 | |
| 2 | 5 | Gervasio Liliana Ariela (2015)Darnyi Tamás SC | 00:47.55 | 00:07.70 | 135 | |
| 3 | 2 | Mester Janka Veronika (2018)Budapesti Honvéd SE | 00:48.75 | 00:08.90 | 125 | |
| 4 | 7 | Luong Thao Nhi (2017)BVSC-Zugló | 00:51.84 | 00:11.99 | 104 | |
| 5 | 3 | Palov Zsófia (2017)MATE - GEAC | 00:55.27 | 00:15.42 | 86 | |
| 6 | 4 | Csonka Luca (2017)Vác Aquasport Club | 00:55.33 | 00:15.48 | 86 | |
| 7 | 1 | Tóth Dominika (2016)MATE - GEAC | 00:58.26 | 00:18.41 | 73 | |
| 8 | 6 | Ábrahám Natália (2017)BVSC-Zugló | 00:58.33 | 00:18.48 | 73 |