| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 6 | Mészáros Miléna (2015)Százhalombattai VUKSE | 00:41.06R:0.51 | - | 190 | |
| 2 | 2 | Szomolánkai Mira (2017)Darnyi Tamás SC | 00:43.30 | 00:02.24 | 162 | |
| 3 | 7 | Ning Feiya (2015)Budapesti Honvéd SE | 00:44.67R:0.53 | 00:03.61 | 147 | |
| 4 | 0 | Szabad Anna (2016)Váci Vízmű SE | 00:45.07R:0.86 | 00:04.01 | 143 | |
| 5 | 3 | Godár Viola (2015)Darnyi Tamás SC | 00:45.22R:0.67 | 00:04.16 | 142 | |
| 6 | 9 | Mikita Emily (2017)Kőbánya Sport Club | 00:47.34 | 00:06.28 | 124 | |
| 7 | 1 | Béres Adél (2014)M-Mekler László SE | 00:48.22R:0.75 | 00:07.16 | 117 | |
| 8 | 5 | Pap-Wellner Sára (2015)DELFIN SE | 00:48.87R:0.72 | 00:07.81 | 112 | |
| 9 | 8 | Hitkó Regina (2015)Budapesti Honvéd SE | 00:53.73 | 00:12.67 | 84 | |
| - | 4 | Csákány-Csáfordi Lea (2014)Érdi Vízisport Kft | DNS |