Tercera sesión de entrenamientos libres del Gran Premio de México 2021
| Pos. | Piloto | Escuderia | Tiempo | Vueltas |
|---|---|---|---|---|
| 1 |  Sergio Pérez |
Red Bull | 1:17.024 | 15 |
| 2 |  Max Verstappen |
Red Bull | +0.193s | 12 |
| 3 |  Lewis Hamilton |
Mercedes | +0.651s | 14 |
| 4 |  Valtteri Bottas |
Mercedes | +0.684s | 17 |
| 5 |  Carlos Sainz Jr. |
Ferrari | +1.005s | 20 |
| 6 |  Yuki Tsunoda |
Alpha Tauri | +1.013s | 25 |
| 7 |  Daniel Ricciardo |
McLaren | +1.097s | 15 |
| 8 |  Pierre Gasly |
Alpha Tauri | +1.178s | 18 |
| 9 |  Charles Leclerc |
Ferrari | +1.189s | 20 |
| 10 |  Lando Norris |
McLaren | +1.288s | 16 |
| 11 |  Lance Stroll |
Aston Martin | +1.328s | 20 |
| 12 | Kimi Räikkönen |
Alfa Romeo | +1.507s | 22 |
| 13 |  Antonio Giovinazzi |
Alfa Romeo | +1.532s | 19 |
| 14 |  Sebastian Vettel |
Aston Martin | +1.590s | 17 |
| 15 | Fernando Alonso |
Alpine | +1.823s | 15 |
| 16 | Esteban Ocon |
Alpine | +1.975s | 17 |
| 17 | George Russell |
Williams | +2.187s | 19 |
| 18 | Mick Schumacher |
Haas | +2.214s | 14 |
| 19 | Nicholas Latifi |
Williams | +2.289s | 12 |
| 20 |  Nikita Mazepin |
Haas | +3.455s | 15 |