Tercera sesión de entrenamientos libres del Gran Premio de Bélgica 2015
| Pos. | Piloto | Escuderia | Tiempo | Vueltas |
|---|---|---|---|---|
| 1 |  Lewis Hamilton |
Mercedes | 1:48.984 | 15 |
| 2 |  Nico Rosberg |
Mercedes | +0.498s | 19 |
| 3 | Sebastian Vettel |
Ferrari | +0.645s | 17 |
| 4 |  Kimi Räikkönen |
Ferrari | +0.880s | 19 |
| 5 |  Sergio Pérez |
Force India | +0.882s | 15 |
| 6 |  Daniel Ricciardo |
Red Bull | +0.946s | 20 |
| 7 |  Daniil Kvyat |
Red Bull | +0.996s | 19 |
| 8 | Nico Hülkenberg |
Force India | +1.016s | 15 |
| 9 | Valtteri Bottas |
Williams | +1.195s | 15 |
| 10 |  Felipe Massa |
Williams | +1.463s | 15 |
| 11 |  Carlos Sainz Jr. |
Toro Rosso | +1.568s | 20 |
| 12 |  Pastor Maldonado |
Lotus | +1.601s | 17 |
| 13 |  Max Verstappen |
Toro Rosso | +1.615s | 21 |
| 14 | Felipe Nasr |
Sauber | +1.706s | 17 |
| 15 |  Marcus Ericsson |
Sauber | +2.070s | 20 |
| 16 |  Romain Grosjean |
Lotus | +2.203s | 18 |
| 17 | Jenson Button |
McLaren | +2.997s | 12 |
| 18 | Will Stevens |
Manor | +5.278s | 16 |
| 19 | Roberto Merhi |
Manor | +5.297s | 9 |
| 20 | Fernando Alonso |
McLaren | 1 |