| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 2 | Horváth Aliz (2012)BVSC-Zugló | 00:33.96 | - | 338 | |
| 2 | 7 | Rakaczky Villő (2012)Darnyi Tamás SC | 00:34.21 | 00:00.25 | 331 | |
| 3 | 8 | Párkányi Panna (2012)BVSC-Zugló | 00:34.52 | 00:00.56 | 322 | |
| 4 | 5 | Ötvös Léda Mia (2012)Szhalombattai VUK SE | 00:35.26 | 00:01.30 | 302 | |
| 5 | 4 | Alt Kamilla Emma (2011)Budapesti Honvéd | 00:35.43 | 00:01.47 | 298 | |
| 6 | 6 | Seres Júlia (2011)Monori Sport Egyes. | 00:35.99 | 00:02.03 | 284 | |
| 7 | 1 | Csépányi Gvendolin Mendy (2012)Egri Úszó Klub | 00:36.01 | 00:02.05 | 284 | |
| 8 | 3 | Muszka Lilla (2011)Kőbánya Sport Club | 00:36.04 | 00:02.08 | 283 |