| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Kis Tamara (2013)Békéscsabai EUK | 47.59R:0.65 | - | 179 | |
| 2 | 3 | Lénárt Krisztina Ágnes (2015)Hód Úszó SE | 48.17 | 00.58 | 173 | |
| 3 | 5 | Balogh-Szabó Bodza (2015)Algyő | 48.83R:0.67 | 01.24 | 166 | |
| 4 | 1 | Tárca Katalin (2015)Békéscsabai EUK | 52.66R:0.54 | 05.07 | 132 | |
| 4 | 2 | Illés Kamilla (2015)Szentes(r) | 52.66R:0.83 | 05.07 | 132 | |
| 6 | 8 | Cser Regina (2016)Algyő | 52.70R:0.78 | 05.11 | 132 | |
| 7 | 6 | Horogszegi Norina (2015)KESI | 53.91R:0.59 | 06.32 | 123 | |
| 8 | 7 | Kakuk Regina (2016)Tótkomlósi UE | 54.96R:0.37 | 07.37 | 116 | |
| 9 | 0 | Ádász Blanka Imola (2016)Békéscsabai EUK | 56.66R:0.66 | 09.07 | 106 | |
| 10 | 9 | Tubak-Csörnyei Boglárka (2017)Tiszakécskei Vízis | 58.96R:0.79 | 11.37 | 94 |