| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Debay Manon (2009)Boust (Belgium) | 00:31.50R:0.78 | - | 466 | |
| 2 | 5 | Boros Tamara (2010)BVSC-Zugló | 00:31.66R:0.73 | 00:00.16 | 459 | |
| 3 | 1 | Hall Lauren May (2013)Ferencvárosi Torna Club | 00:31.96R:0.73 | 00:00.46 | 446 | |
| 4 | 8 | Priester Jázmin Nóra (2010)BVSC-Zugló | 00:32.21R:0.75 | 00:00.71 | 436 | |
| 5 | 6 | Berta Brigitta Dorina (2010)BVSC-Zugló | 00:32.64R:0.72 | 00:01.14 | 419 | |
| 6 | 3 | Havan Hédi (2011)Váci Vízmű SE | 00:32.69R:0.79 | 00:01.19 | 417 | |
| 7 | 2 | Garamvölgyi Lenke (2010)BVSC-Zugló | 00:33.32R:0.72 | 00:01.82 | 394 | |
| 7 | 9 | Izinger Kinga (2006)Hullám 91 | 00:33.32R:0.71 | 00:01.82 | 394 | |
| 9 | 0 | Dani-Fülöp Eszter (2010)Budafóka XXII. SE | 00:33.40R:0.7 | 00:01.90 | 391 | |
| 10 | 7 | Udvarhelyi Zsófia Laura (2009)Érdi Vízisport Kft | 00:33.76R:0.66 | 00:02.26 | 378 |