| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Laki Dóra (2011)M-Mekler László SE | 01:42.67 | - | 172 | |
50m48.28 R:0.81 100m01:42.6754.39 -
| ||||||
| 2 | 3 | Horváth Eszter Orsolya (2014)Tempo-Aqua Sportegye | 01:46.14 | 03.47 | 155 | |
50m50.13 R:0.63 100m01:46.1456.01 -
| ||||||
| 3 | 5 | Müller Lara (2017)Kőbánya Sport Club | 01:53.94 | 11.27 | 126 | |
50m54.81 R:0.63 100m01:53.9459.13 -
| ||||||