| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 6 | Atlasz Liliána (2012)PUSE | 00:45.91R:0.55 | - | 200 | |
| 2 | 9 | Farkas Gréta (2016)KASI | 00:48.91R:0.84 | 00:03.00 | 165 | |
| 3 | 3 | Rab Gerda (2017)Pécsi Sportiskola | 00:49.95R:0.7 | 00:04.04 | 155 | |
| 4 | 5 | Rugási Bíborka (2016)PVM SK | 00:51.14R:0.58 | 00:05.23 | 144 | |
| 5 | 0 | Szakolczi Anna Sára (2011)PUSE | 00:51.70R:0.74 | 00:05.79 | 140 | |
| 6 | 7 | Barát Flóra (2017)PVM SK | 00:52.04R:0.62 | 00:06.13 | 137 | |
| 7 | 1 | Atlasz Emília (2017)PUSE | 00:52.38R:0.71 | 00:06.47 | 134 | |
| 8 | 8 | Csóka Léna (2015)PVM SK | 00:52.66R:0.76 | 00:06.75 | 132 | |
| 9 | 4 | Bödör Adél (2016)Zalaco ZÚK | 01:03.31R:0.77 | 00:17.40 | 76 | |
| - | 2 | Peszleg Dorottya (2015)Zalaco ZÚK | DNS |