| Brazil | 03 Apr | Alain ProstPRO | McLaren Honda | 60 | 1:36:06.857 |
| San Marino | 01 May | Ayrton SennaSEN | McLaren Honda | 60 | 1:32:41.264 |
| Monaco | 15 May | Alain ProstPRO | McLaren Honda | 78 | 1:57:17.077 |
| Mexico | 29 May | Alain ProstPRO | McLaren Honda | 67 | 1:30:15.737 |
| Canada | 12 Jun | Ayrton SennaSEN | McLaren Honda | 69 | 1:39:46.618 |
| Detroit | 19 Jun | Ayrton SennaSEN | McLaren Honda | 63 | 1:54:56.035 |
| France | 03 Jul | Alain ProstPRO | McLaren Honda | 80 | 1:37:37.328 |
| Great Britain | 10 Jul | Ayrton SennaSEN | McLaren Honda | 65 | 1:33:16.367 |
| Germany | 24 Jul | Ayrton SennaSEN | McLaren Honda | 44 | 1:32:54.188 |
| Hungary | 07 Aug | Ayrton SennaSEN | McLaren Honda | 76 | 1:57:47.081 |
| Belgium | 28 Aug | Ayrton SennaSEN | McLaren Honda | 43 | 1:28:00.549 |
| Italy | 11 Sep | Gerhard BergerBER | Ferrari | 51 | 1:17:39.744 |
| Portugal | 25 Sep | Alain ProstPRO | McLaren Honda | 70 | 1:37:40.958 |
| Spain | 02 Oct | Alain ProstPRO | McLaren Honda | 72 | 1:48:43.851 |
| Japan | 30 Oct | Ayrton SennaSEN | McLaren Honda | 51 | 1:33:26.173 |
| Australia | 13 Nov | Alain ProstPRO | McLaren Honda | 82 | 1:53:14.676 |