| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 6 | Clark Maya (2013)Iron Swim SE | 00:39.27R:0.76 | - | 217 | |
| 2 | 7 | Goron Julianna (2015)Iron Swim SE | 00:39.69R:0.8 | 00:00.42 | 210 | |
| 3 | 1 | Kiss Alíz (2015)Iron Swim SE | 00:40.97R:0.83 | 00:01.70 | 191 | |
| 4 | 9 | Sárga Zoé Magdolna (2011)M-Mekler László SE | 00:41.23 | 00:01.96 | 187 | |
| 5 | 2 | Clark Millie (2016)Iron Swim SE | 00:41.48R:0.69 | 00:02.21 | 184 | |
| 6 | 5 | Szántó Emma (2017)Iron Swim SE | 00:43.04R:0.64 | 00:03.77 | 165 | |
| 7 | 4 | Filetóth Dorka (2016)Darnyi Tamás SC | 00:43.05R:0.73 | 00:03.78 | 164 | |
| 8 | 0 | Mihályi Luca (2017)M-Mekler László SE | 00:45.28R:0.75 | 00:06.01 | 141 | |
| 9 | 8 | Knitli Sára (2018)Gigászok SE | 00:50.32R:0.77 | 00:11.05 | 103 | |
| - | 3 | Máriaföldy Liza Zsófia (2018)Budapesti Honvéd SE | DNS |