| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Lőrincz Laura (2013)BVSC-Zugló | 45.31R:0.76 | - | 211 | |
| 2 | 1 | Matisz Emma (2015)A Jövő SC | 45.49R:0.91 | 00.18 | 208 | |
| 3 | 4 | Huczek Lili (2014)BVSC-Zugló | 46.98R:0.78 | 01.67 | 189 | |
| 4 | 5 | Alács Gréta (2013)Ybl Waterpolo Club | 47.45 | 02.14 | 183 | |
| 5 | 7 | Rampasekova Patricia (2015)PKNZ | 47.60R:0.65 | 02.29 | 182 | |
| 6 | 8 | Koncz Nóra (2015)MATE - GEAC | 48.39R:0.75 | 03.08 | 173 | |
| 7 | 6 | Modla Hanna (2015)BVSC-Zugló | 49.27R:0.8 | 03.96 | 164 | |
| 8 | 2 | Bogó Gréta (2013)Merkapt-Mekler Lász | 50.04R:0.84 | 04.73 | 156 |