Full results from Free Practice 3 at the Formula 1 Mexico City Grand Prix from Autodromo Hermanos Rodriguez.
| Pos | Num | Driver | Team | Laps | Time | Diff |
| 1 | 1 | Max Verstappen | Red Bull | 18 | 1:17.887 | |
| 2 | 23 | Alex Albon | Williams | 17 | 1:17.957 | 0.070 |
| 3 | 11 | Sergio Perez | Red Bull | 17 | 1:18.026 | 0.139 |
| 4 | 63 | George Russell | Mercedes | 18 | 1:18.248 | 0.361 |
| 5 | 81 | Oscar Piastri | McLaren | 21 | 1:18.392 | 0.505 |
| 6 | 77 | Valtteri Bottas | Alfa Romeo Sauber | 25 | 1:18.437 | 0.550 |
| 7 | 22 | Yuki Tsunoda | Scuderia AlphaTauri | 25 | 1:18.450 | 0.563 |
| 8 | 4 | Lando Norris | McLaren | 20 | 1:18.480 | 0.593 |
| 9 | 3 | Daniel Ricciardo | Scuderia AlphaTauri | 14 | 1:18.499 | 0.612 |
| 10 | 44 | Lewis Hamilton | Mercedes | 20 | 1:18.522 | 0.635 |
| 11 | 2 | Logan Sargeant | Williams | 14 | 1:18.718 | 0.831 |
| 12 | 24 | Guanyu Zhou | Alfa Romeo Sauber | 20 | 1:18.917 | 1.030 |
| 13 | 16 | Charles Leclerc | Ferrari | 21 | 1:18.970 | 1.083 |
| 14 | 18 | Lance Stroll | Aston Martin | 19 | 1:19.094 | 1.207 |
| 15 | 55 | Carlos Sainz | Ferrari | 22 | 1:19.293 | 1.406 |
| 16 | 27 | Nico Hulkenberg | Haas | 17 | 1:19.320 | 1.433 |
| 17 | 14 | Fernando Alonso | Aston Martin | 20 | 1:19.471 | 1.584 |
| 18 | 10 | Pierre Gasly | Alpine | 18 | 1:19.509 | 1.622 |
| 19 | 20 | Kevin Magnussen | Haas | 8 | 1:19.573 | 1.686 |
| 20 | 31 | Esteban Ocon | Alpine | 18 | 1:19.839 | 1.952 |
