| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 1 | Ning Feiya (2015)Budapesti Honvéd SE | 00:45.72 | - | 152 | |
| 2 | 3 | Müller Lara (2017)Kőbánya Sport Club | 00:47.59 | 00:01.87 | 135 | |
| 3 | 4 | Mikita Emily (2017)Kőbánya Sport Club | 00:48.37 | 00:02.65 | 128 | |
| 4 | 5 | Bordán Hajna (2016)Budapesti Honvéd SE | 00:49.01 | 00:03.29 | 123 | |
| 5 | 2 | Veres Jázmin (2016)MATE - GEAC | 00:49.49 | 00:03.77 | 120 | |
| 6 | 6 | Gorej Anna (2015)Római Sport Egyesüle | 00:53.89 | 00:08.17 | 93 | |
| 7 | 7 | Pozsár Tünde (2015)Római Sport Egyesüle | 00:54.52 | 00:08.80 | 89 |