| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 8 | Murua Paz Nimia Melissa (1997)MÚSZ WA | 00:28.84R:0.63 | - | 548 | |
| 2 | 1 | Vida Vivien (2010)Csepeli Öttusa Vizis | 00:34.30R:0.84 | 00:05.46 | 326 | |
| 3 | 4 | Juhász Luca (2011)Szhalombattai VUK SE | 00:34.78R:0.67 | 00:05.94 | 312 | |
| 4 | 6 | Körmendy Viktória (2011)Csepeli Öttusa Vizis | 00:34.83R:0.77 | 00:05.99 | 311 | |
| 5 | 2 | Garai Noémi Szonja (2011)Csepeli Öttusa Vizis | 00:34.84R:0.89 | 00:06.00 | 311 | |
| 6 | 5 | Szilágyi Zsanett (2002)Csepeli Öttusa Vizis | 00:35.03R:0.8 | 00:06.19 | 306 | |
| 7 | 3 | Rácz Panka Sára (2007)MATE - GEAC | 00:36.67R:0.69 | 00:07.83 | 266 | |
| 8 | 7 | Szabó Noémi Barbara (2009)Csepeli Öttusa Vizis | 00:39.04R:0.85 | 00:10.20 | 221 |