| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Iszák Jázmin (2010)M-Mekler László SE | 00:37.82R:0.62 | - | 358 | |
| 2 | 3 | Laki Dóra (2011)M-Mekler László SE | 00:40.14R:0.81 | 00:02.32 | 299 | |
| 3 | 5 | Hamvai Tatjána (2015)Százhalombattai VUKSE | 00:40.55R:0.6 | 00:02.73 | 290 | |
| 4 | 2 | Császár Laura Liána (2014)Százhalombattai VUKSE | 00:47.15R:0.76 | 00:09.33 | 184 | |
| 5 | 6 | Nagy Zsófia Martina (2016)Bálinti Úszó Egyes. | 00:47.72R:0.62 | 00:09.90 | 178 | |
| 6 | 0 | Dabbagh Alia (2026)Budapesti Honvéd SE | 00:54.86R:0.7 | 00:17.04 | 117 | |
| 7 | 8 | Hőnich Zita (2019)Darnyi Tamás SC | 00:56.73R:0.68 | 00:18.91 | 106 | |
| 8 | 7 | Gerván Adél (2014)HUN TEAM SE | 00:58.71R:0.73 | 00:20.89 | 95 | |
| 9 | 9 | Márki Anna Sára (2017)Jövő Magyar Sportolói SE | 00:59.93R:0.72 | 00:22.11 | 90 | |
| 10 | 1 | Lugosi Liliána (2019)Darnyi Tamás SC | 01:04.10R:0.79 | 00:26.28 | 73 |