| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Zámbó Anna Villő (2012)UNI Győri Úszó Sportegy. | 00:58.41 | - | 693 | |
50m00:28.00 R:0.7 100m00:58.4100:30.41 -
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| 2 | 3 | Ötvös Léda Mia (2012)Százhalombattai VUKSE | 01:00.07 | 00:01.66 | 637 | |
50m00:28.84 R:0.7 100m01:00.0700:31.23 -
| ||||||
| 3 | 2 | Kósa Nóra (2012)Vasas Sport Club | 01:00.08 | 00:01.67 | 637 | |
50m00:28.40 R:0.68 100m01:00.0800:31.68 -
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| 4 | 6 | Gelencsér Ajsa (2012)Keszthelyi Kiscápák Sport Egyesület | 01:00.60 | 00:02.19 | 621 | |
50m00:29.31 R:0.75 100m01:00.6000:31.29 -
| ||||||
| 5 | 5 | Metcalfe Rebecca Erzsébet (2012)Békési Úszó Klub E. | 01:00.86 | 00:02.45 | 613 | |
50m00:29.34 R:0.65 100m01:00.8600:31.52 -
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| 6 | 7 | Zimányi Lívia (2012)Darnyi Tamás SC | 01:01.49 | 00:03.08 | 594 | |
50m00:29.82 R:0.73 100m01:01.4900:31.67 -
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| 7 | 1 | Dégi Csenge Tímea (2012)Százhalombattai VUKSE | 01:01.96 | 00:03.55 | 581 | |
50m00:29.85 R:0.56 100m01:01.9600:32.11 -
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| 8 | 8 | Losonci-Várnai Flóra (2012)Darnyi Tamás SC | 01:02.55 | 00:04.14 | 564 | |
50m00:29.89 R:0.67 100m01:02.5500:32.66 -
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