| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 3 | Kiss Olívia (2016)MATE - GEAC | 03:06.40 | - | 288 | |
100m01:32.11 150m02:20.2400:48.13 +0.13
200m03:06.4000:46.16 -1.97
| ||||||
| 2 | 4 | Árvai Léna (2017)HSE Úszószakosztálya | 03:40.72 | 00:34.32 | 173 | |
100m01:49.00 150m02:45.9900:56.99 -0.34
200m03:40.7200:54.73 -2.26
| ||||||
| 3 | 5 | Nagy Kincső (2017)HSE Úszószakosztálya | 03:40.78 | 00:34.38 | 173 | |
100m01:49.21 150m02:46.3300:57.12 -0.1
200m03:40.7800:54.45 -2.67
| ||||||