| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Sebestyén Dalma (1997)UNI Győri Úszó Sportegy. | 00:31.76 R:0.74 | - | 712 | |
| 2 | 3 | Zsebők Laura (2006)Vasas Sport Club | 00:32.15 R:0.68 | 00:00.39 | 687 | |
| 3 | 5 | Suba Zsófi (2003)Budapesti Honvéd SE | 00:32.17 R:0.72 | 00:00.41 | 685 | |
| 4 | 6 | Kiss Ajsa Villő (2009)BVSC-Zugló | 00:33.01 R:0.78 | 00:01.25 | 634 | |
| 5 | 2 | Tóth Regina Kata (2008)Érdi Vízisport Kft | 00:33.02 R:0.64 | 00:01.26 | 634 | |
| 6 | 7 | Berta Barbara (2001)Városi Sportegyesület Dunakeszi | 00:33.82 R:0.72 | 00:02.06 | 590 | |
| 7 | 1 | Zámbori Hanna Zsófia (2009)BVSC-Zugló | 00:34.09 R:0.63 | 00:02.33 | 576 | |
| 8 | 8 | Szabó Nóra (2008)Kaposvári Sportközpont és Sportiskola | 00:34.12 R:0.71 | 00:02.36 | 574 |