| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 7 | Clark Maya (2013)Iron Swim SE | 00:45.66 | - | 168 | |
| 2 | 6 | Somodi Anna Márta (2018)Vitál Sport | 00:46.29 | 00:00.63 | 161 | |
| 3 | 2 | Erdélyi Liza Csenge (2017)Iron Swim SE | 00:49.30 | 00:03.64 | 134 | |
| 4 | 3 | Szántó Emma (2017)Iron Swim SE | 00:50.44 | 00:04.78 | 125 | |
| 5 | 1 | Kiss Alíz (2015)Iron Swim SE | 00:54.03 | 00:08.37 | 101 | |
| 6 | 8 | Dombai Karolina (2019)Százhalombattai VUKSE | 00:56.16 | 00:10.50 | 90 | |
| 7 | 4 | Kemény Lídia (2018)Százhalombattai VUKSE | 01:01.43 | 00:15.77 | 69 | |
| 8 | 5 | Jankovics Aliz (2015)Százhalombattai VUKSE | 01:01.74 | 00:16.08 | 68 |