| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 2 | Drenkovics Palmira (2016)Vác ASC | 00:48.29 | - | 129 | |
| 2 | 4 | Farkas Dóra Emese (2017)VS Dunakeszi | 00:51.62 | 00:03.33 | 106 | |
| 3 | 3 | Dósa Szilvia (2016)Érdi Vízisport Kft | 00:52.25 | 00:03.96 | 102 | |
| 4 | 5 | Kiss Boglárka (2016)Vác ASC | 00:55.29 | 00:07.00 | 86 | |
| 5 | 6 | Pálffy Liza (2017)BVSC-Zugló | 00:56.87 | 00:08.58 | 79 | |
| 6 | 7 | Sukupčák Tatjána (2016)MATE - GEAC | 01:07.19 | 00:18.90 | 48 |