| «1981-15» | Las Vegas Grand Prix - I Caesar's Palace Grand Prix |
| 1981-10-17 | Caesars Palace - 75 laps × 3.65 km : 273.75 km |
| Pos | Qualy | Car | Driver | Constructor |
|---|---|---|---|---|
| 1 | 1 | 2 | Carlos Reutemann | Williams • Ford Cosworth |
| 2 | 2 | 1 | Alan Jones | Williams • Ford Cosworth |
| 3 | 3 | 27 | Gilles Villeneuve | Ferrari |
| 4 | 4 | 5 | Nelson Piquet | Brabham • Ford Cosworth |
| 5 | 5 | 15 | Alain Prost | Renault |
| 6 | 6 | 7 | John Watson | McLaren • Ford Cosworth |
| 7 | 7 | 25 | Patrick Tambay | Ligier • Matra |
| 8 | 8 | 23 | Bruno Giacomelli | Alfa Romeo |
| 9 | 9 | 12 | Nigel Mansell | Lotus • Ford Cosworth |
| 10 | 10 | 22 | Mario Andretti | Alfa Romeo |
| 11 | 11 | 29 | Riccardo Patrese | Arrows • Ford Cosworth |
| 12 | 12 | 26 | Jacques Laffite | Ligier • Matra |
| 13 | 13 | 16 | René Arnoux | Renault |
| 14 | 14 | 8 | Andrea de Cesaris | McLaren • Ford Cosworth |
| 15 | 15 | 11 | Elio de Angelis | Lotus • Ford Cosworth |
| 16 | 16 | 6 | Hector Rebaque | Brabham • Ford Cosworth |
| 17 | 17 | 4 | Michele Alboreto | Tyrrell • Ford Cosworth |
| 18 | 18 | 28 | Didier Pironi | Ferrari |
| 19 | 19 | 3 | Eddie Cheever | Tyrrell • Ford Cosworth |
| 20 | 20 | 20 | Keke Rosberg | Fittipaldi • Ford Cosworth |
| 21 | 21 | 32 | Jean-Pierre Jarier | Osella • Ford Cosworth |
| 22 | 22 | 36 | Derek Warwick | Toleman • Hart |
| 23 | 23 | 33 | Marc Surer | Theodore • Ford Cosworth |
| 24 | 24 | 14 | Eliseo Salazar | Ensign • Ford Cosworth |