| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Balázs Luca Anna (2015)Debreceni Sportc. SI | 00:36.46 | - | 300 | |
| 2 | 3 | Pintér Emma (2016)Újpesti Torna Egylet | 00:40.54 | 00:04.08 | 218 | |
| 3 | 2 | Ning Feiya (2015)Budapesti Honvéd SE | 00:40.77 | 00:04.31 | 215 | |
| 4 | 5 | Hitkó Regina (2015)Budapesti Honvéd SE | 00:42.52 | 00:06.06 | 189 | |
| 5 | 0 | Papp Liliána (2015)Nyíregyházi Sportcentrum | 00:43.54 | 00:07.08 | 176 | |
| 6 | 7 | Gombos Hanna (2015)Miskolci Sportiskola | 00:44.15 | 00:07.69 | 169 | |
| 7 | 8 | Hrahoviczky Zsófia (2016)Újpesti Torna Egylet | 00:45.65 | 00:09.19 | 153 | |
| 8 | 1 | Kiss Izabella (2015)Debreceni Aquasport | 00:48.54 | 00:12.08 | 127 | |
| 9 | 9 | Vadnai Panna (2015)Gömöri Úszó Klub Se | 00:50.83 | 00:14.37 | 111 | |
| - | 6 | Vidomusz Dóra Katalin (2017)BSE Palóc Farkasok | DSQ |