| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Luong Thao Nhi (2017)BVSC-Zugló | 00:53.95 | - | 157 | |
| 2 | 3 | Hermándi Luca Bíborka (2018)TVSE | 00:58.63R:0.79 | 00:04.68 | 123 | |
| 3 | 6 | Szatmári Emese (2017)Kőbánya Sport Club | 01:03.16R:0.79 | 00:09.21 | 98 | |
| 4 | 7 | Jéger Dóra (2018)BVSC-Zugló | 01:03.43 | 00:09.48 | 97 | |
| 5 | 2 | Kőrösi Ziva Bella (2018)Kőbánya Sport Club | 01:05.75R:0.79 | 00:11.80 | 87 | |
| 6 | 5 | Garasos Flóra (2018)BVSC-Zugló | 01:06.21 | 00:12.26 | 85 | |
| 7 | 8 | Németh-Dér Eliza (2016)FTC | 01:07.60R:0.58 | 00:13.65 | 80 | |
| 8 | 0 | Pocsaji Léa (2018)Vidám Vidrakölykök | 01:21.64R:0.88 | 00:27.69 | 45 | |
| - | 1 | Kocsis Gabriella (2016)BVSC-Zugló | DSQ |