| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 8 | Karsai Róza Réka (2012)Gigászok SE | 00:35.42 | - | 298 | |
| 2 | 1 | Pataki Gréta (2014)BVSC-Zugló | 00:40.82 | 00:05.40 | 194 | |
| 3 | 3 | Nguyen Huynh Tue Tam (2015)BVSC-Zugló | 00:43.98 | 00:08.56 | 155 | |
| 4 | 2 | Karzazi Lilya (2015)Budapesti Honvéd | 00:44.45 | 00:09.03 | 151 | |
| 5 | 6 | Ring Emma (2015)Budapesti Honvéd | 00:45.33 | 00:09.91 | 142 | |
| 6 | 5 | Csákány-Csáfordi Lea (2014)Érdi Vízisport Kft | 00:46.07 | 00:10.65 | 135 | |
| 7 | 7 | Sajgó Aletta (2015)BVSC-Zugló | 00:47.01 | 00:11.59 | 127 | |
| 8 | 4 | Szarka Lilla (2014)Érdi Vízisport Kft | 00:50.33 | 00:14.91 | 104 |