Qualification
samedi 16 juin 2018, 14h10 GMT – 14h53 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Jorge Lorenzo | Ducati Lenovo Team | 1′ 38.68″ |
| 2 | Marc Márquez | Repsol Honda Team | + 0.066″ |
| 3 | Andrea Dovizioso | Ducati Lenovo Team | + 0.243″ |
| 4 | Maverick Viñales | Monster Energy Yamaha MotoGP | + 0.465″ |
| 5 | Andrea Iannone | Team SUZUKI ECSTAR | + 0.468″ |
| 6 | Danilo Petrucci | Pramac Racing | + 0.498″ |
| 7 |  Valentino Rossi | Monster Energy Yamaha MotoGP | + 0.586″ |
| 8 | Johann Zarco | Monster Yamaha Tech 3 | + 0.651″ |
| 9 | Tito Rabat | Avintia Esponsorama | + 0.824″ |
| 10 | Cal Crutchlow | LCR Honda CASTROL | + 0.876″ |
| 11 | Dani Pedrosa | Repsol Honda Team | + 1.015″ |
| 12 | Takaaki Nakagami | LCR Honda IDEMITSU | + 1.208″ |
| 13 | Jack Miller | Pramac Racing | + 1.052″ |
| 14 | Hafizh Syahrin | Monster Yamaha Tech 3 | + 1.199″ |
| 15 | Álex Rins | Team SUZUKI ECSTAR | + 1.238″ |
| 16 | Aleix Espargaró | Aprilia Racing Team Gresini | + 1.33″ |
| 17 | Bradley Smith | Red Bull KTM Factory Racing | + 1.339″ |
| 18 | Franco Morbidelli | Elf Marc VDS Racing Team | + 1.378″ |
| 19 | Pol Espargaró | Red Bull KTM Factory Racing | + 1.498″ |
| 20 | Scott Redding | Aprilia Racing Team Gresini | + 1.62″ |
| 21 | Karel Abraham | Kipin Energy Aspar Team | + 1.769″ |
| 22 | Álvaro Bautista | Kipin Energy Aspar Team | + 1.844″ |
| 23 | Mika Kallio | Red Bull KTM Factory Racing | + 1.892″ |
| 24 | Thomas Lüthi | Elf Marc VDS Racing Team | + 1.91″ |
| 25 | Sylvain Guintoli | Team SUZUKI ECSTAR | + 2.154″ |
| 26 | Xavier Siméon | Avintia Esponsorama | + 2.689″ |