| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Karczag Kira Jázmin (2014)Miskolci Sportiskola | 00:31.07R:0.53 | - | 438 | |
| 2 | 5 | Galambos Léna (2014)Miskolci Sportiskola | 00:33.36 | 00:02.29 | 354 | |
| 3 | 3 | Balázs Luca Anna (2015)Létavértes | 00:37.10 | 00:06.03 | 257 | |
| 4 | 6 | Lamos Dorka (2014)Miskolci Sportiskola | 00:38.16 | 00:07.09 | 236 | |
| 5 | 2 | Markolt Dóra (2014)Gigászok SE | 00:38.93R:0.75 | 00:07.86 | 223 | |
| 6 | 8 | Csurka Luca (2014)NYSC | 00:39.84 | 00:08.77 | 208 | |
| 7 | 7 | Gombos Hanna (2015)Miskolci Sportiskola | 00:41.17 | 00:10.10 | 188 | |
| 8 | 1 | Géczi Dorka (2016)Gigászok SE | 00:42.26 | 00:11.19 | 174 |