| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Galambos Léna (2014)Miskolci Sportiskola | 00:39.08 | - | 244 | |
| 2 | 6 | Kóté Ajna Marietta (2014)Debreceni Sportc. SI | 00:48.29 | 00:09.21 | 129 | |
| 3 | 3 | Szabó Zoé Zamira (2016)Debreceni Sportc. SI | 00:52.58 | 00:13.50 | 100 | |
| 4 | 2 | Csurka Luca (2014)NYSC | 00:59.97 | 00:20.89 | 67 | |
| 5 | 7 | Ardelean Olivia Ameli (2016)Létavértes | 01:12.29 | 00:33.21 | 38 | |
| - | 5 | Demeter Bella Luca (2014)Miskolci Sportiskola | DNS |