| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 6 | Vass Lili (2014)II. Kerületi Sport | 00:44.07R:0.72 | - | 170 | |
| 2 | 2 | Pályi Réka Bernadett (2011)Megathlon SE | 00:44.52R:0.66 | 00:00.45 | 165 | |
| 3 | 4 | Markos Mirabella (2016)Budapesti Honvéd SE | 00:45.28R:0.47 | 00:01.21 | 157 | |
| 4 | 3 | Vígh Vivien (2016)Hatvani Úszó Klub SE | 00:47.09R:0.76 | 00:03.02 | 139 | |
| 5 | 5 | Kiss Alíz (2015)Iron Swim SE | 00:47.80R:0.76 | 00:03.73 | 133 |