Terverifikasi Administratif dan Faktual oleh Dewan Pers
Namun begitu, "tabungan" waktu lap mereka di sesi latihan bebas sebelumnya sudah cukup untuk membuat mereka lolos langsung ke kualifikasi 2.
Berikut hasil gabungan sesi latihan bebas setelah FP4 MotoGP Argentina 2018.
| POS | PEBALAP | TIM | WAKTU LAP |
| 1 | Marc Marquez | Repsol Honda | 1:39.395 |
| 2 | Cal Crutchlow | LCR Honda | 1:39.799 |
| 3 | Dani Pedrosa | Repsol Honda | 1:40.303 |
| 4 | Tito Rabat | Avintia Racing | 1:40.346 |
| 5 | Andrea Iannone | Suzuki Ecstar | 1:40.386 |
| 6 | Maverick Vinales | Movistar Yamaha | 1:40.510 |
| 7 | Valentino Rossi | Movistar Yamaha | 1:40.577 |
| 8 | Alex Rins | Suzuki Ecstar | 1:40.592 |
| 9 | Johann Zarco | Yamaha Tech 3 | 1:40.614 |
| 10 | Jack Miller | Pramac Racing | 1:40.715 |
| 11 | Alvaro Bautista | Angel Nieto Team | 1:40.766 |
| 12 | Aleix Espargaro | Aprilia Racing | 1:40.800 |
| 13 | Scott Redding | Aprilia Racing | 1:40.839 |
| 14 | Danilo Petrucci | Pramac Racing | 1:40.863 |
| 15 | Andrea Dovizioso | Ducati | 1:40.936 |
| 16 | Jorge Lorenzo | Ducati | 1:41.019 |
| 17 | Hafizh Syahrin | Yamaha Tech 3 | 1:41.094 |
| 18 | Bradley Smith | Red Bull KTM | 1:41.198 |
| 19 | Pol Espargaro | Red Bull KTM | 1:41.355 |
| 20 | Takaaki Nakagami | LCR Honda | 1:41.357 |
| 21 | Franco Morbidelli | Marc VDS | 1:41.538 |
| 22 | Karel Abraham | Angel Nieto Team | 1:41.784 |
| 23 | Thomas Luthi | Marc VDS | 1:41.898 |
| 24 | Xavier Simeon | Avintia Racing | 1:42.192 |
| Ket: 10 pebalap teratas lolos secara langsung ke kualifikasi 2 | |||