| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Pataki Gréta Zita (2014)BVSC-Zugló | 03:09.54 | - | 211 | |
100m01:30.28 150m02:20.5350.25 +1.39
200m03:09.5449.01 -1.24
| ||||||
| 2 | 5 | Szabó Zoé Zamira (2016)Debreceni Sportc. SI | 03:23.41 | 13.87 | 170 | |
100m01:39.20 150m02:31.6152.41 -0.38
200m03:23.4151.80 -0.61
| ||||||
| 3 | 4 | Horváth Enikő (2016)Debreceni Sportc. SI | 03:48.79 | 39.25 | 120 | |
100m01:49.78 150m02:50.2801:00.50 +2.32
200m03:48.7958.51 -1.99
| ||||||
| - | 6 | Besenyei Alexandra (2015)Egri Úszó Klub SE | DNS | |||