| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 2 | Pallagi Linett Zsuzsanna (2013)Budafóka XXII. SE | 45.31 | - | 266 | |
| 2 | 3 | Tabi Viktória Dóra (2015)FTC | 48.51 | 03.20 | 217 | |
| 3 | 6 | Józsa Csenge Imola (2014)Monori Sport Egyes. | 49.38 | 04.07 | 205 | |
| 4 | 5 | Koncz Nóra (2015)MATE - GEAC | 50.22 | 04.91 | 195 | |
| 5 | 7 | Kriska Izabella Zoé (2015)BVSC-Zugló | 51.20 | 05.89 | 184 | |
| 6 | 1 | Bertók Katalin (2014)Budafóka XXII. SE | 51.97 | 06.66 | 176 | |
| 7 | 4 | Durinová Nina (2013)Plavecky Klub Nové Zámky | 52.93 | 07.62 | 167 | |
| 8 | 8 | Hegyes Mirabella (2016)Kőbánya Sport Club | 53.41 | 08.10 | 162 |