Course disputée sur le circuit de Portimao
| Position | Numéro | Pilote | Team | Temps | Tours | Points | Départ |
|---|---|---|---|---|---|---|---|
| 1 | 88 | Miguel Oliveira | Red Bull Ktm Tech 3 | 41'48.163 | 25 | 25 | 1 |
| 2 | 43 | Jack Miller | Pramac Racing | 41'51.356 | 25 | 20 | 3 |
| 3 | 21 | Franco Morbidelli | Petronas Yamaha Srt | 41'51.461 | 25 | 16 | 2 |
| 4 | 44 | Pol Espargaro | Red Bull Ktm Factory Racing | 42'00.789 | 25 | 13 | 9 |
| 5 | 30 | Takaaki Nakagami | Lcr Honda Idemitsu | 42'01.481 | 25 | 11 | 11 |
| 6 | 4 | Andrea Dovizioso | Ducati Team | 42'03.741 | 25 | 10 | 12 |
| 7 | 6 | Stefan Bradl | Repsol Honda Team | 42'03.901 | 25 | 9 | 6 |
| 8 | 41 | Aleix Espargaro | Aprilia Racing Team Gresini | 42'04.197 | 25 | 8 | 14 |
| 9 | 73 | Alex Marquez | Repsol Honda Team | 42'06.488 | 25 | 7 | 16 |
| 10 | 5 | Johann Zarco | Hublot Reale Avintia Racing | 42'06.759 | 25 | 6 | 7 |
| 11 | 12 | Maverick Viñales | Monster Energy Yamaha Motogp | 42'06.848 | 25 | 5 | 8 |
| 12 | 46 | Valentino Rossi | Monster Energy Yamaha Motogp | 42'07.109 | 25 | 4 | 17 |
| 13 | 35 | Cal Crutchlow | Lcr Honda Castrol | 42'07.322 | 25 | 3 | 4 |
| 14 | 20 | Fabio Quartararo | Petronas Yamaha Srt | 42'12.539 | 25 | 2 | 5 |
| 15 | 42 | Alex Rins | Team Suzuki Ecstar | 42'15.939 | 25 | 1 | 10 |
| 16 | 9 | Danilo Petrucci | Ducati Team | 42'22.429 | 25 | 0 | 18 |
| 17 | 82 | Mika Kallio | Red Bull Ktm Tech 3 | 42'36.573 | 25 | 0 | 22 |
| 18 | 53 | Tito Rabat | Hublot Reale Avintia Racing | 42'36.574 | 25 | 0 | 21 |
| 19 | 32 | Lorenzo Savadori | Aprilia Racing Team Gresini | 37'16.433 | 22 | 0 | 19 |
| 20 | 36 | Joan Mir | Team Suzuki Ecstar | 25'36.751 | 15 | 0 | 20 |
| 21 | 33 | Brad Binder | Red Bull Ktm Factory Racing | 3'30.015 | 2 | 0 | 13 |