| 1 |  Grande Prêmio do Brasil 1986 | Nelson Piquet | 1986-03-23 | Nelson Piquet | Williams | Ayrton Senna | 61 | 306.891 | — | |
| 2 |  Gran Premio Tio Pepe de España 1986 | Jerez | 1986-04-13 | Ayrton Senna | Lotus | Ayrton Senna | 72 | 303.696 | — | |
| 3 |  Gran Premio di San Marino 1986 | Enzo e Dino Ferrari | 1986-04-27 | Alain Prost | McLaren | Ayrton Senna | 60 | 302.400 | — | |
| 4 |  Grand Prix de Monaco 1986 | Monaco | 1986-05-11 | Alain Prost | McLaren | Alain Prost | 78 | 259.584 | — | |
| 5 |  1986 Belgian Grand Prix | Spa-Francorchamps | 1986-05-25 | Nigel Mansell | Williams | Nelson Piquet | 43 | 298.420 | — | |
| 6 |  Grand Prix Labatt du Canada 1986 | Gilles Villeneuve | 1986-06-15 | Nigel Mansell | Williams | Nigel Mansell | 69 | 304.290 | — | |
| 7 |  1986 Detroit Grand Prix | Detroit | 1986-06-22 | Ayrton Senna | Lotus | Ayrton Senna | 63 | 253.449 | — | |
| 8 |  Grand Prix de France 1986 | Paul Ricard | 1986-07-06 | Nigel Mansell | Williams | Ayrton Senna | 80 | 305.040 | — | |
| 9 |  1986 Shell Oils British Grand Prix | Brands Hatch | 1986-07-13 | Nigel Mansell | Williams | Nelson Piquet | 75 | 315.525 | — | RF |
| 10 |  Grosser Preis von Deutschland 1986 | Hockenheimring | 1986-07-27 | Nelson Piquet | Williams | Keke Rosberg | 44 | 299.288 | — | |
| 11 |  Magyar Nagydíj 1986 | Hungaroring | 1986-08-10 | Nelson Piquet | Williams | Ayrton Senna | 76 | 305.064 | — | |
| 12 |  Grosser Preis von Österreich 1986 | Red Bull Ring | 1986-08-17 | Alain Prost | McLaren | Teo Fabi | 52 | 308.984 | — | |
| 13 |  Gran Premio d'Italia 1986 | Monza | 1986-09-07 | Nelson Piquet | Williams | Teo Fabi | 51 | 295.800 | — | |
| 14 |  Grande Prémio de Portugal 1986 | Estoril | 1986-09-21 | Nigel Mansell | Williams | Ayrton Senna | 70 | 304.430 | — | WCC |
| 15 |  Gran Premio de México 1986 | Hermanos Rodríguez | 1986-10-12 | Gerhard Berger | Benetton | Ayrton Senna | 68 | 300.628 | — | |
| 16 |  1986 Foster's Australian Grand Prix | Adelaide | 1986-10-26 | Alain Prost | McLaren | Nigel Mansell | 82 | 309.960 | — | WDC |