| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 2 | Marshall Zsófia (2013)Budafóka XXII. SE | 51.32R:0.81 | - | 186 | |
| 2 | 3 | Hegyes Mirabella (2016)Kőbánya Sport Club | 52.27 | 00.95 | 176 | |
| 3 | 7 | Mateidesz Anna Megara (2012)Bohóchal Egyesület | 53.13R:0.65 | 01.81 | 167 | |
| 4 | 6 | Nemes Hanga (2013)Hullám 91 | 53.30R:0.6 | 01.98 | 166 | |
| 5 | 4 | Szabadházi Laura (2015)Bohóchal Egyesület | 53.71 | 02.39 | 162 | |
| 6 | 5 | Petró Hanga (2012)DELFIN SE | 53.99R:0.57 | 02.67 | 159 | |
| 7 | 9 | Vágó Alexandra (2014)Kis-Pingvin SE | 56.20 | 04.88 | 141 | |
| 8 | 8 | Kalóczkai Petra Zoé (2015)Merkapt-Mekler Lász | 56.95R:0.71 | 05.63 | 136 | |
| 9 | 0 | Nyerges Asma (2013)DELFIN SE | 57.03R:0.66 | 05.71 | 135 | |
| 10 | 1 | Repovszki Lilána Sára (2015)Merkapt-Mekler Lász | 57.93 | 06.61 | 129 |