| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Paraschivoiu Maria (2013)CS UVT Temesvár | 00:42.17R:0.94 | - | 258 | |
| 2 | 3 | Horváth Lili (2014)Békéscsabai EUK | 00:43.98R:0.79 | 00:01.81 | 227 | |
| 3 | 2 | Kis Anamaria (2013)Cobra Arad | 00:44.72R:0.42 | 00:02.55 | 216 | |
| 4 | 7 | Baráth Martina (2015)Békéscsabai EUK | 00:45.47R:0.73 | 00:03.30 | 206 | |
| 5 | 9 | Sramkó Gréta (2015)Orosháza UE | 00:46.25R:0.44 | 00:04.08 | 195 | |
| 6 | 5 | Metesan Natalia (2012)Cobra Arad | 00:47.16R:0.78 | 00:04.99 | 184 | |
| 7 | 0 | Cococeanu Sophia (2014)Aquasport Temesvár | 00:47.30R:0.61 | 00:05.13 | 183 | |
| 8 | 6 | Farca Allegra (2014)Gloria Arad | 00:47.73R:0.9 | 00:05.56 | 178 | |
| 9 | 1 | Kis Tamara (2013)Békéscsabai EUK | 00:47.80R:0.67 | 00:05.63 | 177 | |
| 10 | 8 | Cséplő Frida Elena (2016)Kőbánya Sport Club | 00:47.88R:0.66 | 00:05.71 | 176 |