Carlos Sainz a harmadik szabadedzést is behúzta a Ferrarinak, a Red Bull továbbra is gyengélkedik, az Aston Martin eltűnt, erős a Haas.
Az F1-es Szingapúri Nagydíj 3. szabadedzésének végeredménye:
| Idő | Hátrány | Kör | |||
| 1. | Carlos Sainz | Ferrari | 1:32.065 | 23 | |
| 2. | George Russell | Mercedes | 1:32.134 | +0.069 | 20 |
| 3. | Lando Norris | McLaren–Mercedes | 1:32.303 | +0.238 | 17 |
| 4. | Max Verstappen | Red Bull–Honda RBPT | 1:32.378 | +0.313 | 21 |
| 5. | Charles Leclerc | Ferrari | 1:32.381 | +0.316 | 25 |
| 6. | Lewis Hamilton | Mercedes | 1:32.535 | +0.470 | 18 |
| 7. | Oscar Piastri | McLaren–Mercedes | 1:32.730 | +0.665 | 18 |
| 8. | Sergio Perez | Red Bull–Honda RBPT | 1:32.784 | +0.719 | 20 |
| 9. | Nico Hülkenberg | Haas–Ferrari | 1:32.896 | +0.831 | 18 |
| 10. | Yuki Tsunoda | AlphaTauri–Honda RBPT | 1:32.945 | +0.880 | 18 |
| 11. | Kevin Magnussen | Haas–Ferrari | 1:32.970 | +0.905 | 16 |
| 12. | Esteban Ocon | Alpine–Renault | 1:32.979 | +0.914 | 19 |
| 13. | Fernando Alonso | Aston Martin–Mercedes | 1:33.051 | +0.986 | 19 |
| 14. | Lance Stroll | Aston Martin–Mercedes | 1:33.126 | +1.061 | 23 |
| 15. | Pierre Gasly | Alpine–Renault | 1:33.351 | +1.286 | 19 |
| 16. | Liam Lawson | AlphaTauri–Honda RBPT | 1:33.357 | +1.292 | 19 |
| 17. | Alexander Albon | Williams–Mercedes | 1:33.370 | +1.305 | 15 |
| 18. | Valtteri Bottas | Alfa Romeo–Ferrari | 1:33.540 | +1.475 | 26 |
| 19. | Zhou Guanyu | Alfa Romeo–Ferrari | 1:33.637 | +1.572 | 24 |
| 20. | Logan Sargeant | Williams–Mercedes | 1:33.708 | +1.643 | 16 |
