| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 0 | Pallián Darinka (2015)Pécsi Sportiskola | 47.55R:0.66 | - | 180 | |
| 2 | 3 | Oláh Sarolta (2016)Szekszárdi Sportközp | 48.15R:0.7 | 00.60 | 173 | |
| 3 | 4 | Varga Zsófia (2015)PVM SK | 49.66R:0.94 | 02.11 | 158 | |
| 4 | 5 | Miklós Szofi (2015)Szigetvár DELFIN Úsz | 52.90R:0.69 | 05.35 | 130 | |
| 5 | 6 | André Hanna (2017)Vitál Sport | 53.20R:0.7 | 05.65 | 128 | |
| 6 | 1 | Tombor Zoé (2017)Vitál Sport | 54.58R:0.94 | 07.03 | 119 | |
| 7 | 8 | Balog Zsófi (2016)Pécsi Sportiskola | 58.72R:0.85 | 11.17 | 95 | |
| 8 | 7 | Konecsni Viktória (2016)KASI | 01:00.54R:0.67 | 12.99 | 87 | |
| - | 2 | Hegedüs Zoé Mercédesz (2015)Kaposvári Adorján | DNS |