| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 5 | Kubuk Boglárka (2013)II. Kerületi Sport | 40.67 | - | 197 | |
| 2 | 7 | Sajgó Aletta (2015)BVSC-Zugló | 47.81 | 07.14 | 121 | |
| 3 | 3 | Ferenczi Borbála (2015)BVSC-Zugló | 48.40 | 07.73 | 116 | |
| 4 | 4 | Simon Enikő (2015)Darnyi Tamás SC | 48.74 | 08.07 | 114 | |
| 5 | 1 | Nguyen Huynh Tue Tam (2015)BVSC-Zugló | 49.75 | 09.08 | 107 | |
| 6 | 2 | Stiaszni Zoé Pálma (2015)BVSC-Zugló | 50.00 | 09.33 | 106 | |
| 7 | 6 | Gulyás Napsugár (2014)II. Kerületi Sport | 51.97 | 11.30 | 94 |