Primera sesión de entrenamientos libres del Gran Premio de Estados Unidos 2015
| Pos. | Piloto | Escuderia | Tiempo | Vueltas |
|---|---|---|---|---|
| 1 |  Nico Rosberg |
Mercedes | 1:53.989 | 7 |
| 2 |  Daniil Kvyat |
Red Bull | +1.235s | 6 |
| 3 |  Daniel Ricciardo |
Red Bull | +1.603s | 10 |
| 4 |  Carlos Sainz Jr. |
Toro Rosso | +1.678s | 8 |
| 5 |  Lewis Hamilton |
Mercedes | +1.704s | 4 |
| 6 | Sebastian Vettel |
Ferrari | +1.721s | 10 |
| 7 |  Max Verstappen |
Toro Rosso | +1.980s | 7 |
| 8 |  Kimi Räikkönen |
Ferrari | +2.337s | 10 |
| 9 | Fernando Alonso |
McLaren | +2.850s | 18 |
| 10 | Valtteri Bottas |
Williams | +2.877s | 15 |
| 11 |  Felipe Massa |
Williams | +3.092s | 13 |
| 12 |  Sergio Perez |
Force India | +3.150s | 4 |
| 13 | Jenson Button |
McLaren | +3.506s | 20 |
| 14 | Nico Hülkenberg |
Force India | +3.529s | 4 |
| 15 |  Romain Grosjean |
Lotus | +4.330s | 10 |
| 16 |  Raffaele Marciello |
Sauber | +5.442s | 19 |
| 17 |  Marcus Ericsson |
Sauber | +5.754s | 18 |
| 18 |  Alexander Rossi |
Manor | +7.165s | 11 |
| 19 | Will Stevens |
Manor | +7.918s | 13 |
| 20 |  Pastor Maldonado |
Lotus | 1 |