Tercera sesión de entrenamientos libres del Gran Premio de España 2021
| Pos. | Piloto | Escuderia | Tiempo | Vueltas |
|---|---|---|---|---|
| 1 |  Max Verstappen |
Red Bull | 1:17.835 | 11 |
| 2 |  Lewis Hamilton |
Mercedes | +0.235s | 14 |
| 3 |  Charles Leclerc |
Ferrari | +0.473s | 17 |
| 4 |  Carlos Sainz Jr. |
Ferrari | +0.575s | 18 |
| 5 |  Valtteri Bottas |
Mercedes | +0.588s | 15 |
| 6 |  Lando Norris |
McLaren | +0.659s | 14 |
| 7 |  Pierre Gasly |
Alpha Tauri | +0.700s | 17 |
| 8 |  Daniel Ricciardo |
McLaren | +0.747s | 21 |
| 9 | Kimi Räikkönen |
Alfa Romeo | +0.762s | 18 |
| 10 |  Sergio Pérez |
Red Bull | +0.771s | 16 |
| 11 | Fernando Alonso |
Alpine | +0.827s | 18 |
| 12 |  Yuki Tsunoda |
Alpha Tauri | +0.838s | 21 |
| 13 | Esteban Ocon |
Alpine | +0.865s | 15 |
| 14 |  Lance Stroll |
Aston Martin | +1.042s | 18 |
| 15 | George Russell |
Williams | +1.170s | 17 |
| 16 |  Antonio Giovinazzi |
Alfa Romeo | +1.379s | 19 |
| 17 |  Sebastian Vettel |
Aston Martin | +1.528s | 18 |
| 18 | Nicholas Latifi |
Williams | +1.557s | 16 |
| 19 | Mick Schumacher |
Haas | +2.164s | 17 |
| 20 |  Nikita Mazepin |
Haas | +2.402s | 15 |