| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 2 | Kovács Patricia Aisa (2003)Hullám 91 | 00:34.23R:0.75 | - | 363 | |
| 2 | 4 | Bock Kamilla (2008)Monori Sport Egyes. | 00:34.65R:0.62 | 00:00.42 | 350 | |
| 3 | 5 | Horváth Boglárka (2009)Győri Úszó Sportegy. | 00:35.16R:0.76 | 00:00.93 | 335 | |
| 4 | 3 | Seres Júlia (2011)Monori Sport Egyes. | 00:35.52R:0.52 | 00:01.29 | 325 | |
| 5 | 6 | Boswinkel Iris (2008)WS Twente | 00:36.39R:0.72 | 00:02.16 | 302 | |
| 6 | 7 | Keresztes Gréta Gabriella (2011)Budafóka XXII. SE | 00:39.59R:0.7 | 00:05.36 | 234 | |
| 7 | 1 | Rávai Csenge (2011)Darnyi Tamás SC | 00:39.79R:0.7 | 00:05.56 | 231 | |
| 8 | 8 | Iszák Jázmin (2010)Merkapt-Mekler Lász | 00:41.93R:0.8 | 00:07.70 | 197 |