| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Pozsár Tünde (2015)Római Sport Egyesület | 03:14.94 | - | 268 | |
100m01:31.54 150m02:30.6700:59.13 +10.17
200m03:14.9400:44.27 -14.86
| ||||||
| 2 | 3 | Kopasz Léna (2015)BVSC-Zugló | 03:23.69 | 00:08.75 | 235 | |
100m01:39.10 150m02:39.0500:59.95 +7.85
200m03:23.6900:44.64 -15.31
| ||||||
| 3 | 5 | Majer Laura (2015)Vác ASC | 03:34.39 | 00:19.45 | 201 | |
100m01:41.06 150m02:46.9101:05.85 +9.83
200m03:34.3900:47.48 -18.37
| ||||||
| 4 | 2 | Kovács-Seres Hanga (2017)DKSE Dunaújváros | 03:37.39 | 00:22.45 | 193 | |
100m01:34.07 150m02:51.4501:17.38 +25.92
200m03:37.3900:45.94 -31.44
| ||||||
| 5 | 6 | Ebinger Csenge Villő (2017)Kőbánya Sport Club | 03:41.56 | 00:26.62 | 182 | |
100m01:46.09 150m02:52.3901:06.30 +13.72
200m03:41.5600:49.17 -17.13
| ||||||
| 6 | 7 | Luong Thao Nhi (2017)BVSC-Zugló | 03:56.64 | 00:41.70 | 149 | |
100m01:49.93 150m03:02.2301:12.30 +12.87
200m03:56.6400:54.41 -17.89
| ||||||