| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Pinkóczi Dorottya (2014)Iron Swim SE | 01:17.86 | - | 310 | |
50m00:34.90 R:0.81 100m01:17.8600:42.96 -
| ||||||
| 2 | 5 | Fülöp Kata (2014)Hatvani Úszó Klub SE | 01:24.01 | 00:06.15 | 246 | |
50m00:39.04 R:0.72 100m01:24.0100:44.97 -
| ||||||
| 3 | 6 | Szabadházi Abigél Karolina (2017)Darnyi Tamás SC | 01:29.19 | 00:11.33 | 206 | |
50m00:41.15 R:0.66 100m01:29.1900:48.04 -
| ||||||
| 4 | 3 | Fejér Laura Adél (2015)Bohóchal | 01:31.67 | 00:13.81 | 190 | |
50m00:41.13 R:0.41 100m01:31.6700:50.54 -
| ||||||
| 5 | 7 | Wang Zihan (2016)Darnyi Tamás SC | 01:33.75 | 00:15.89 | 177 | |
50m00:41.91 R:0.53 100m01:33.7500:51.84 -
| ||||||
| 6 | 2 | Szomolánkai Mira (2017)Darnyi Tamás SC | 01:36.96 | 00:19.10 | 160 | |
50m00:45.68 R:0.53 100m01:36.9600:51.28 -
| ||||||
| - | 1 | Radvanszki Emma (2015)Csepeli Öttusa Vizis | DSQ | |||