| 1 | M. Andretti | Lotus 78 | 1:12,230 | 100,123 |
| 2 | J. Hunt | McLaren M26 | 1:12,390 | 100,123 |
| 3 | J. Watson | Brabham BT45B | 1:12,490 | 100,123 |
| 4 | H. Stuck | Brabham BT45B | 1:13,010 | 100,123 |
| 5 | J. Laffite | Ligier JS7 | 1:13,080 | 100,123 |
| 6 | J. Scheckter | Wolf WR3 | 1:13,150 | 100,123 |
| 7 | C. Reutemann | Ferrari 312T2 | 1:13,320 | 100,123 |
| 8 | J. Mass | McLaren M26 | 1:13,370 | 100,123 |
| 9 | V. Brambilla | Surtees TS19 | 1:13,370 | 100,123 |
| 10 | C. Regazzoni | Ensign N177 | 1:13,520 | 100,123 |
| 11 | K. Hoshino | Kojima KE009 | 1:13,550 | 100,123 |
| 12 | A. Jones | Shadow DN8 | 1:13,560 | 100,123 |
| 13 | R. Patrese | Shadow DN8 | 1:13,580 | 100,123 |
| 14 | G. Nilsson | Lotus 78 | 1:13,660 | 100,123 |
| 15 | P. Depailler | Tyrrell P34 | 1:14,160 | 100,123 |
| 16 | P. Tambay | Ensign N177 | 1:14,220 | 100,123 |
| 17 | J. Jarier | Ligier JS7 | 1:14,250 | 100,123 |
| 18 | R. Peterson | Tyrrell P34 | 1:14,260 | 100,123 |
| 19 | N. Takahara | Kojima KE009 | 1:14,360 | 100,123 |
| 20 | G. Villeneuve | Ferrari 312T2 | 1:14,510 | 100,123 |
| 21 | H. Binder | Surtees TS19 | 1:14,730 | 100,123 |
| 22 | K. Takahashi | Tyrrell 007 | 1:14,880 | 100,123 |
| 23 | A. Ribeiro | March 761B | 1:15,010 | 100,123 |