| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 1 | Kiss Kamilla Ida (2015)Szekszárdi Sportközp | 00:37.56 | - | 248 | |
| 2 | 6 | Schumann Boglárka (2015)Kaposvári Adorján | 00:37.71R:0.87 | 00:00.15 | 245 | |
| 3 | 3 | Szita Boróka (2013)Hullám 91 | 00:38.54R:0.75 | 00:00.98 | 229 | |
| 4 | 7 | Besenczi Liána (2017)Zalaco ZÚK | 00:40.82 | 00:03.26 | 193 | |
| 5 | 8 | Miasnikova Vasilisa (2016)Zalaco ZÚK | 00:40.88R:0.69 | 00:03.32 | 192 | |
| 6 | 9 | Kertész Réka (2013)Hullám 91 | 00:41.55R:0.58 | 00:03.99 | 183 | |
| 7 | 2 | Radnai Szofi (2016)DSI | 00:41.98R:0.93 | 00:04.42 | 177 | |
| 8 | 0 | Mánn Zsuzsanna (2014)Vitál Sport | 00:43.30R:0.85 | 00:05.74 | 162 | |
| - | 5 | Reining Sára Emese (2016)Délzalai Úszó SE | DNS | |||
| - | 4 | Juhász Maja (2017)KASI | DNS |