| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 6 | Dinnyés Janka (2009)FTC | 00:40.20R:0.78 | - | 391 | |
| 2 | 4 | Kristóf Kyra Anna (2010)Bohóchal Egyesület | 00:43.10R:0.8 | 00:02.90 | 317 | |
| 3 | 5 | Varga Zsuzsanna (2008)Darnyi Tamás SC | 00:45.77 | 00:05.57 | 265 | |
| 4 | 1 | Palai Panna (2010)II. Kerületi Sport | 00:46.21R:0.66 | 00:06.01 | 257 | |
| 5 | 8 | Szabó Blanka (2010)Hullám 91 | 00:46.36R:0.79 | 00:06.16 | 255 | |
| 6 | 2 | Harangozó Lili (2009)Móri Úszó Egyesület | 00:46.68R:0.88 | 00:06.48 | 249 | |
| 7 | 3 | Fehér Virág Boglárka (2008)Iron Swim SE | 00:47.87R:0.82 | 00:07.67 | 231 | |
| - | 7 | Rafael Cintia Brigitta (2003)Maruzsi Team RRC SE | DNS |