Terverifikasi Administratif dan Faktual oleh Dewan Pers
Sedangkan rekan satu tim Vinales, Valentino Rossi, harus puas mengakhiri FP1 di posisi kesepuluh.
Pemegang sembilan gelar juara dunia itu hanya mampu mencatatkan waktu putaran 1 menit 30,828 detik.
Berikut hasil lengkap FP1 MotoGP Australia 2018:
| Pos. | Rider | Team | Time |
|---|---|---|---|
| 1 | Maverick VIÑALES | Movistar Yamaha MotoGP | 1'29.952 |
| 2 | Jack MILLER | Alma Pramac Racing | 1'29.989 |
| 3 | Danilo PETRUCCI | Alma Pramac Racing | 1'30.027 |
| 4 | Andrea DOVIZIOSO | Ducati Team | 1'30.121 |
| 5 | Cal CRUTCHLOW | LCR Honda CASTROL | 1'30.266 |
| 6 | Marc MARQUEZ | Repsol Honda Team | 1'30.384 |
| 7 | Andrea IANNONE | Team SUZUKI ECSTAR | 1'30.418 |
| 8 | Johann ZARCO | Monster Yamaha Tech 3 | 1'30.658 |
| 9 | Karel ABRAHAM | Angel Nieto Team | 1'30.772 |
| 10 | Valentino ROSSI | Movistar Yamaha MotoGP | 1'30.828 |
| 11 | Pol ESPARGARO | Red Bull KTM Factory Racing | 1'30.936 |
| 12 | Hafizh SYAHRIN | Monster Yamaha Tech 3 | 1'30.956 |
| 13 | Dani PEDROSA | Repsol Honda Team | 1'30.984 |
| 14 | Alvaro BAUTISTA | Ducati Team | 1'31.197 |
| 15 | Alex RINS | Team SUZUKI ECSTAR | 1'31.207 |
| 16 | Takaaki NAKAGAMI | LCR Honda IDEMITSU | 1'31.339 |
| 17 | Bradley SMITH | Red Bull KTM Factory Racing | 1'31.546 |
| 18 | Franco MORBIDELLI | EG 0,0 Marc VDS | 1'31.670 |
| 19 | Scott REDDING | Aprilia Racing Team Gresini | 1'31.941 |
| 20 | Xavier SIMEON | Reale Avintia Racing | 1'32.013 |
| 21 | Thomas LUTHI | EG 0,0 Marc VDS | 1'32.024 |
| 22 | Aleix ESPARGARO | Aprilia Racing Team Gresini | 1'32.334 |
| 23 | Jordi TORRES | Reale Avintia Racing | 1'32.793 |
| 24 | Mike JONES | Angel Nieto Team | 1'35.012 |