Hasil latihan bebas 3 Moto3 Australia 2018, Phillip Island Sabtu 26 Oktober 2018
| Pos. | Num. | Pembalap | Negara | Tim | Motor | Km/h | Waktu | Gap 1st/Prev. |
| 1 | 21 | Fabio DI GIANNANTONIO | ITA | Del Conca Gresini Moto3 | Honda | 232.3 | 1’46.898 | |
| 2 | 88 | Jorge MARTIN | SPA | Del Conca Gresini Moto3 | Honda | 235.3 | 1’46.942 | 0.044 / 0.044 |
| 3 | 40 | Darryn BINDER | RSA | Red Bull KTM Ajo | KTM | 231.3 | 1’47.276 | 0.378 / 0.334 |
| 4 | 14 | Tony ARBOLINO | ITA | Marinelli Snipers Team | Honda | 231.2 | 1’47.420 | 0.522 / 0.144 |
| 5 | 24 | Tatsuki SUZUKI | JPN | SIC58 Squadra Corse | Honda | 230.7 | 1’47.477 | 0.579 / 0.057 |
| 6 | 12 | Marco BEZZECCHI | ITA | Redox PruestelGP | KTM | 230.4 | 1’47.571 | 0.673 / 0.094 |
| 7 | 33 | Enea BASTIANINI | ITA | Leopard Racing | Honda | 228.4 | 1’47.656 | 0.758 / 0.085 |
| 8 | 19 | Gabriel RODRIGO | ARG | RBA BOE Skull Rider | KTM | 231.7 | 1’47.686 | 0.788 / 0.030 |
| 9 | 7 | Adam NORRODIN | MAL | Petronas Sprinta Racing | Honda | 228.7 | 1’47.844 | 0.946 / 0.158 |
| 10 | 72 | Alonso LOPEZ | SPA | Estrella Galicia 0,0 | Honda | 232.2 | 1’47.906 | 1.008 / 0.062 |
| 11 | 17 | John MCPHEE | GBR | CIP – Green Power | KTM | 231.2 | 1’48.042 | 1.144 / 0.136 |
| 12 | 48 | Lorenzo DALLA PORTA | ITA | Leopard Racing | Honda | 232.7 | 1’48.063 | 1.165 / 0.021 |
| 13 | 44 | Aron CANET | SPA | Estrella Galicia 0,0 | Honda | 229.7 | 1’48.081 | 1.183 / 0.018 |
| 14 | 75 | Albert ARENAS | SPA | Angel Nieto Team Moto3 | KTM | 228.1 | 1’48.131 | 1.233 / 0.050 |
| 15 | 41 | Nakarin ATIRATPHUVAPAT | THA | Honda Team Asia | Honda | 230.6 | 1’48.544 | 1.646 / 0.413 |
| 16 | 71 | Ayumu SASAKI | JPN | Petronas Sprinta Racing | Honda | 233.9 | 1’48.875 | 1.977 / 0.331 |
| 17 | 5 | Jaume MASIA | SPA | Bester Capital Dubai | KTM | 231.1 | 1’48.986 | 2.088 / 0.111 |
| 18 | 77 | Vicente PEREZ | SPA | Reale Avintia Academy 77 | KTM | 234.6 | 1’49.010 | 2.112 / 0.024 |
| 19 | 27 | Kaito TOBA | JPN | Honda Team Asia | Honda | 234.9 | 1’49.053 | 2.155 / 0.043 |
| 20 | 84 | Jakub KORNFEIL | CZE | Redox PruestelGP | KTM | 227.8 | 1’49.063 | 2.165 / 0.010 |
| 21 | 16 | Andrea MIGNO | ITA | Angel Nieto Team Moto3 | KTM | 229.6 | 1’49.068 | 2.170 / 0.005 |
| 22 | 55 | Yari MONTELLA | ITA | SIC58 Squadra Corse | Honda | 233 | 1’49.155 | 2.257 / 0.087 |
| 23 | 31 | Celestino VIETTI | ITA | SKY Racing Team VR46 | KTM | 232.1 | 1’49.495 | 2.597 / 0.340 |
| 24 | 81 | Stefano NEPA | ITA | CIP – Green Power | KTM | 229.1 | 1’49.641 | 2.743 / 0.146 |
| 25 | 42 | Marcos RAMIREZ | SPA | Bester Capital Dubai | KTM | 234.6 | 1’49.646 | 2.748 / 0.005 |
| 26 | 10 | Dennis FOGGIA | ITA | SKY Racing Team VR46 | KTM | 232.6 | 1’49.822 | 2.924 / 0.176 |
| 27 | 65 | Philipp OETTL | GER | Sudmetal Schedl GP Racing | KTM | 234.3 | 1’50.039 | 3.141 / 0.217 |
| 28 | 22 | Kazuki MASAKI | JPN | RBA BOE Skull Rider | KTM | 231.1 | 1’51.339 | 4.441 / 1.300 |
