Primera sesión de entrenamientos libres del Gran Premio de Brasil 2018
| Pos. | Piloto | Escuderia | Tiempo | Vueltas |
|---|---|---|---|---|
| 1 |  Max Verstappen |
Red Bull | 1:09.011 | 16 |
| 2 |  Sebastian Vettel |
Ferrari | +0.049s | 20 |
| 3 |  Lewis Hamilton |
Mercedes | +0.096s | 28 |
| 4 |  Daniel Ricciardo |
Red Bull | +0.384s | 23 |
| 5 |  Kimi Räikkönen |
Ferrari | +0.562s | 28 |
| 6 | Valtteri Bottas |
Mercedes | +0.668s | 23 |
| 7 |  Romain Grosjean |
Haas | +0.911s | 28 |
| 8 |  Kevin Magnussen |
Haas | +1.225s | 15 |
| 9 |  Charles Leclerc |
Sauber | +1.335s | 28 |
| 10 | Esteban Ocon |
Force India | +1.350s | 34 |
| 11 |  Carlos Sainz Jr. |
Renault | +1.651s | 34 |
| 12 | Nico Hülkenberg |
Renault | +1.668s | 34 |
| 13 |  Raffaele Marciello |
Sauber | +1.674s | 29 |
| 14 |  Lance Stroll |
Williams | +1.788s | 30 |
| 15 | Pierre Gasly |
Toro Rosso | +1.923s | 30 |
| 17 |  Sergey Sirotkin |
Williams | +2.026s | 30 |
| 18 |  Brendon Hartley |
Toro Rosso | +2.165s | 32 |
| 19 |  Stoffel Vandoorne |
McLaren | +2.441s | 23 |
| 20 |  Alfonso Celis |
Force India | +2.482s | 34 |