| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Peregi Lotti (2013)KESI | 44.96R:0.73 | - | 213 | |
| 2 | 5 | Cococeanu Sophia (2014)Aquasport Temesvár | 46.99R:0.65 | 02.03 | 186 | |
| 3 | 6 | Balogh-Szabó Bodza (2015)Algyő | 47.87R:0.61 | 02.91 | 176 | |
| 4 | 2 | Hedvig-Forray Lujza (2015)KESI | 48.37R:0.7 | 03.41 | 171 | |
| 5 | 4 | Farca Alexandra (2014)Gloria Arad | 48.60R:0.72 | 03.64 | 168 | |
| 6 | 7 | Illés Kamilla (2015)SZVUK (régi) | 50.01R:0.77 | 05.05 | 154 | |
| 7 | 8 | Horogszegi Norina (2015)KESI | 51.51R:0.64 | 06.55 | 141 | |
| 8 | 1 | Cser Regina (2016)Algyő | 53.34R:0.83 | 08.38 | 127 | |
| 9 | 0 | Kovács Dorka (2016)KESI | 53.74R:0.58 | 08.78 | 124 | |
| 10 | 9 | Vágó Stella (2014)KESI | 53.83R:0.73 | 08.87 | 124 |