| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Kertész Hédi (2014)Hullám 91 | 00:49.58R:0.79 | - | 203 | |
| 2 | 2 | Mészáros Miléna (2015)Százhalombattai VUKSE | 00:52.51R:0.6 | 00:02.93 | 171 | |
| 3 | 4 | Ollé Borbála (2016)Darnyi Tamás SC | 00:52.70 | 00:03.12 | 169 | |
| 4 | 1 | Molnár Lora (2014)Százhalombattai VUKSE | 00:53.26R:0.71 | 00:03.68 | 164 | |
| 5 | 3 | Tokodi Zóra Rebeka (2014)BSE Palóc Farkasok | 00:53.54R:0.64 | 00:03.96 | 161 | |
| 6 | 6 | Balla Bíborka Csenge (2013)Százhalombattai VUKSE | 00:54.63R:0.65 | 00:05.05 | 152 | |
| 7 | 7 | Pokornyik Luca (2011)M-Mekler László SE | 00:54.65 | 00:05.07 | 151 | |
| 8 | 8 | Pusztai Lilla Diána (2016)Tiszakécskei Vízisport Klub | 00:57.34 | 00:07.76 | 131 | |
| 9 | 0 | Kokas Lelle (2015)DKSE Dunaújváros | 00:57.68R:0.91 | 00:08.10 | 129 | |
| 10 | 9 | Ning Feiya (2015)Budapesti Honvéd SE | 00:58.44R:0.51 | 00:08.86 | 124 |