| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 1 | Tóth Evelin Krisztina (2014)Bálinti Úszó Egyes. | 47.03R:0.68 | - | 186 | |
| 2 | 3 | Kőnig Kármen Kendra (2017)FTC | 48.93R:0.66 | 01.90 | 165 | |
| 3 | 2 | Mester Janka Veronika (2018)Budapesti Honvéd SE | 50.05R:0.72 | 03.02 | 154 | |
| 4 | 6 | Mihalkov Anna Sára (2016)Bohóchal | 50.79R:0.34 | 03.76 | 147 | |
| 5 | 7 | Tóth Karina Mária (2015)Bálinti Úszó Egyes. | 52.86R:0.71 | 05.83 | 131 | |
| 6 | 5 | Péter Natasa Zorka (2018)FTC | 53.17R:0.63 | 06.14 | 128 | |
| 7 | 4 | Korsós Anabella Róza (2017)FTC | 55.17R:0.65 | 08.14 | 115 | |
| 8 | 8 | Tiborcz Alíz (2016)Bohóchal | 55.42R:0.84 | 08.39 | 113 |