| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Wang Zihan (2016)Darnyi Tamás SC | 43.10R:0.63 | - | 164 | |
| 2 | 4 | Gelegonya Panka (2016)Budapesti Honvéd SE | 43.21R:0.46 | 00.11 | 163 | |
| 3 | 3 | Hrahoviczky Zsófia (2016)Újpesti Torna Egylet | 43.84R:0.61 | 00.74 | 156 | |
| 4 | 8 | Drenkovics Palmira (2016)Váci Vízmű SE | 44.67 | 01.57 | 147 | |
| 5 | 6 | Tóth Viola (2014)M-Mekler László SE | 46.47 | 03.37 | 131 | |
| 6 | 7 | Kesztler Natasa Éva (2016)Százhalombattai VUKSE | 48.04R:0.55 | 04.94 | 118 | |
| 7 | 1 | Kádár Dorottya (2015)Ferencvárosi Torna Club | 48.68 | 05.58 | 114 | |
| 8 | 0 | Bognár Emma Lotti (2016)Ferencvárosi Torna Club | 51.10R:0.81 | 08.00 | 98 | |
| 9 | 9 | Holecz Regina (2017)Váci Vízmű SE | 52.74 | 09.64 | 89 | |
| - | 2 | Szakálos Panna Zorka (2015)Tatabányai Vizmü SE | DSQ |