| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Udvardi-Molnár Eszter (2012)Budaörsi Sport Club | 00:34.83R:0.78 | - | 458 | |
| 2 | 3 | Bánhegyi Boglárka (2012)Miskolci Sportiskola | 00:38.01R:0.73 | 00:03.18 | 352 | |
| 3 | 5 | Kozma Hanna (2012)Miskolci Sportiskola | 00:38.46R:0.69 | 00:03.63 | 340 | |
| 4 | 2 | Szőlősi - Bálint Kincső Petra (2013)Debreceni Sportc. SI | 00:42.54R:0.66 | 00:07.71 | 251 | |
| 5 | 6 | Gincsai Regina (2012)NYSC | 00:42.98R:0.85 | 00:08.15 | 244 | |
| 6 | 7 | Takács Mirjam (2013)NYSC | 00:46.84R:0.64 | 00:12.01 | 188 |