Berikut adalah hasil lengkap sesi FP3 F1 GP Brasil 2018:
| POS | PEBALAP | TIM | WAKTU |
|---|---|---|---|
| 1 | FERRARI | 1:07.948 | |
| 2 | MERCEDES | 1:08.165 | |
| 3 | MERCEDES | 1:08.465 | |
| 4 | FERRARI | 1:08.490 | |
| 5 | RED BULL RACING TAG HEUER | 1:08.733 | |
| 6 | RED BULL RACING TAG HEUER | 1:08.788 | |
| 7 | HAAS FERRARI | 1:09.146 | |
| 8 | HAAS FERRARI | 1:09.257 | |
| 9 | SCUDERIA TORO ROSSO HONDA | 1:09.402 | |
| 10 | SAUBER FERRARI | 1:09.448 | |
| 11 | RENAULT | 1:09.461 | |
| 12 | FORCE INDIA MERCEDES | 1:09.588 | |
| 13 | SAUBER FERRARI | 1:09.808 | |
| 14 | RENAULT | 1:09.864 | |
| 15 | WILLIAMS MERCEDES | 1:09.885 | |
| 16 | SCUDERIA TORO ROSSO HONDA | 1:09.985 | |
| 17 | WILLIAMS MERCEDES | 1:10.001 | |
| 18 | MCLAREN RENAULT | 1:10.020 | |
| 19 | FORCE INDIA MERCEDES | 1:10.116 | |
| 20 | MCLAREN RENAULT | 1:10.289 |
Setelah ini, para pebalapa akan kembali mengaspal untuk mengikuti sesi kualifikasi F1 GP Brasil 2018 yang digelar mulai 24.00 WIB.