| Results - Qualifying - total result after all 3 runs if mark is "Q" | ||||||||||||
| Heat | Rank | Bike | Name | NOC | Time 1 | P 1 | Time 2 | P 2 | Time 3 | P 3 | Total Points | Mark |
| 1 | 1 | 159 | THIBAUT Sandie | FRA | 29.490 | 1 | 29.693 | 1 | 29.217 | 1 | 3 | Q |
| 1 | 2 | 134 | SMITH Rachelle | AUS | 30.773 | 3 | 30.029 | 2 | 30.898 | 3 | 8 | Q |
| 1 | 3 | 113 | BURBIDGE-SMITH Harriet | AUS | 30.594 | 2 | 30.844 | 3 | 31.066 | 4 | 9 | Q |
| 1 | 4 | 175 | SARTEN Hannah | NZL | 31.388 | 4 | 31.152 | 4 | 30.118 | 2 | 10 | Q |
| 1 | 5 | 189 | USOVA Tatiana | RUS | 31.641 | 5 | 31.435 | 5 | 31.570 | 5 | 15 | |
| 1 | 6 | 153 | ABRIL ABRIL Belen | ECU | 32.275 | 6 | 31.963 | 6 | 32.284 | 7 | 19 | |
| 1 | 7 | 162 | PAVOKOVIC Sandra | GER | 32.862 | 7 | 32.871 | 7 | 31.891 | 6 | 20 | |
| 2 | 1 | 156 | AZUERO GONZALEZ Domenica Michelle | ECU | 28.948 | 1 | 28.837 | 1 | 28.589 | 1 | 3 | Q |
| 2 | 2 | 137 | ALVES dos SANTOS Julia | BRA | 30.043 | 2 | 31.483 | 2 | 31.059 | 4 | 8 | Q |
| 2 | 3 | 142 | AGUILERA Rosario | CHI | 30.982 | 4 | 32.405 | 6 | 29.621 | 2 | 12 | Q |
| 2 | 4 | 190 | BOIVIN Christelle | SUI | 31.573 | 6 | 32.059 | 3 | 30.569 | 3 | 12 | Q |
| 2 | 5 | 158 | CARRERA Karla | ECU | 31.138 | 5 | 32.097 | 4 | 31.153 | 5 | 14 | |
| 2 | 6 | 160 | ZEBROKOVA Valerie | GBR | 30.217 | 3 | 32.250 | 5 | 31.372 | 6 | 14 | |
| 2 | 7 | 135 | HOSSAY Marie | BEL | 33.386 | 7 | 32.748 | 7 | 32.918 | 7 | 21 | |
| 3 | 1 | 197 | RENO Shealen | USA | 29.364 | 1 | 29.185 | 1 | 29.713 | 1 | 3 | Q |
| 3 | 2 | 140 | TUCHSCHERER Daina | CAN | 30.110 | 2 | 30.072 | 2 | 30.000 | 2 | 6 | Q |
| 3 | 3 | 164 | SEKO Haruka | JPN | 32.692 | 4 | 30.219 | 3 | 30.094 | 3 | 10 | Q |
| 3 | 4 | 136 | ROJAS Anna Sara | BOL | 31.604 | 3 | 31.346 | 4 | 30.491 | 4 | 11 | Q |
| 3 | 5 | 167 | HERNANDEZ SALAZAR Johanna Gisselle | MEX | 34.213 | 5 | 33.101 | 5 | 33.631 | 5 | 15 | |
| 3 | 6 | 186 | SHILOVA Victoria | RUS | DNF | 7 | 35.533 | 6 | 37.399 | 6 | 19 | |
| 3 | 7 | 173 | LILLEBO Bettina | NOR | DNF | 7 | DNS | 9 | DNS | 9 | 25 | |
| 4 | 1 | 179 | BONDARENKO Yaroslava | RUS | 29.347 | 1 | 28.978 | 1 | 28.992 | 1 | 3 | Q |
| 4 | 2 | 182 | KAPITANOVA Tatiana | RUS | 30.756 | 3 | 31.668 | 6 | 29.430 | 2 | 11 | Q |
| 4 | 3 | 163 | ZAMPESE Camilla | ITA | 30.118 | 2 | 31.577 | 5 | 31.162 | 4 | 11 | Q |
| 4 | 4 | 151 | ESCOBAR Andrea | COL | 31.296 | 4 | 30.596 | 2 | 31.713 | 5 | 11 | Q |
| 4 | 5 | 114 | GUNN Ashleigh | AUS | 31.374 | 5 | 31.215 | 4 | 30.681 | 3 | 12 | |
| 4 | 6 | 131 | PARKER Jade | AUS | 31.714 | 6 | 30.607 | 3 | 31.808 | 6 | 15 | |
| 4 | 7 | 178 | RAWLINS Maia | RSA | DNS | 9 | DNS | 9 | 9 | 27 | ||