| Brazil | 12 Apr | Alain ProstPRO | McLaren TAG | 61 | 1:39:45.141 |
| San Marino | 03 May | Nigel MansellMAN | Williams Honda | 59 | 1:31:24.076 |
| Belgium | 17 May | Alain ProstPRO | McLaren TAG | 43 | 1:27:03.217 |
| Monaco | 31 May | Ayrton SennaSEN | Lotus Honda | 78 | 1:57:54.085 |
| Detroit | 21 Jun | Ayrton SennaSEN | Lotus Honda | 63 | 1:50:16.358 |
| France | 05 Jul | Nigel MansellMAN | Williams Honda | 80 | 1:37:03.839 |
| Great Britain | 12 Jul | Nigel MansellMAN | Williams Honda | 65 | 1:19:11.780 |
| Germany | 26 Jul | Nelson PiquetPIQ | Williams Honda | 44 | 1:21:25.091 |
| Hungary | 09 Aug | Nelson PiquetPIQ | Williams Honda | 76 | 1:59:26.793 |
| Austria | 16 Aug | Nigel MansellMAN | Williams Honda | 52 | 1:18:44.898 |
| Italy | 06 Sep | Nelson PiquetPIQ | Williams Honda | 50 | 1:14:47.707 |
| Portugal | 20 Sep | Alain ProstPRO | McLaren TAG | 70 | 1:37:03.906 |
| Spain | 27 Sep | Nigel MansellMAN | Williams Honda | 72 | 1:49:12.692 |
| Mexico | 18 Oct | Nigel MansellMAN | Williams Honda | 63 | 1:26:24.207 |
| Japan | 01 Nov | Gerhard BergerBER | Ferrari | 51 | 1:32:58.072 |
| Australia | 15 Nov | Gerhard BergerBER | Ferrari | 82 | 1:52:56.144 |