| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 7 | Sveda Emma Rozi (2015)Keszthelyi Kiscápák | 00:41.97R:0.9 | - | 197 | |
| 2 | 4 | Horváth Boglárka (2016)Keszthelyi Kiscápák | 00:49.14R:0.58 | 00:07.17 | 122 | |
| 3 | 5 | Várszegi Zoé (2017)Keszthelyi Kiscápák | 00:49.87 | 00:07.90 | 117 | |
| 4 | 8 | Parti Lilla (2015)Keszthelyi Kiscápák | 00:53.26R:0.68 | 00:11.29 | 96 | |
| 5 | 3 | Kiss Olívia (2017)Bajai SSC | 00:54.89 | 00:12.92 | 88 | |
| 6 | 1 | André Hanna (2017)Vitál Sport | 00:55.62 | 00:13.65 | 84 | |
| 7 | 6 | Kácsor Zoé (2016)Bajai SSC | 00:57.93R:0.87 | 00:15.96 | 74 | |
| - | 2 | Kriszt Zsófia (2010)Szigetvár DELFIN Úsz | DNS |