| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Szlovák Panna Dóra (2015)Debreceni Sportc. SI | 01:44.48 | - | 165 | |
50m52.09 R:0.72 100m01:44.4852.39 -
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| 2 | 4 | Ferenczi Borbála (2015)BVSC-Zugló | 01:45.37 | 00.89 | 161 | |
50m50.78 R:0.79 100m01:45.3754.59 -
| ||||||
| 3 | 6 | Nagy Bianka (2014)TVSE | 01:46.47 | 01.99 | 156 | |
50m51.60 R:0.71 100m01:46.4754.87 -
| ||||||
| 4 | 2 | Karzazi Lilya (2015)Budapesti Honvéd SE | 01:46.60 | 02.12 | 155 | |
50m51.40 R:0.29 100m01:46.6055.20 -
| ||||||
| 5 | 1 | Ring Emma (2015)Budapesti Honvéd SE | 01:48.16 | 03.68 | 148 | |
50m52.23 R:0.55 100m01:48.1655.93 -
| ||||||
| 6 | 8 | Zhou Lili (2015)Budapesti Honvéd SE | 01:48.80 | 04.32 | 146 | |
50m53.25 R:0.65 100m01:48.8055.55 -
| ||||||
| 7 | 7 | Gaál Alíz (2014)Miskolci Sportiskola | 01:50.45 | 05.97 | 139 | |
50m53.87 R:0.95 100m01:50.4556.58 -
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| 8 | 3 | Mikita Emily (2017)Kőbánya Sport Club | 01:58.00 | 13.52 | 114 | |
50m57.02 R:0.75 100m01:58.0001:00.98 -
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