September 10, 1989 Autodromo Nazionale Monza | Lap distance 5.800 km
| Pos | Points | No | Driver | Car | Engine | Tyres | Laps | Race Time | Delay | Qualifying | Fastest Lap | |||
| 1 | 9 | 2 | Alain Prost (FRA) | McLaren MP4-5 | Honda RA109E | Goodyear | 53 | 1:19'27.550 | 4 | 1'25.510 | 1 | 1'28.107 | (43) | |
| 2 | 6 | 28 | Gerhard Berger (AUT) | Ferrari 640 | Ferrari 034 | Goodyear | 53 | 1:19'34.876 | +7.326 | 2 | 1'24.734 | 4 | 1'28.712 | (43) |
| 3 | 4 | 5 | Thierry Boutsen (BEL) | Williams FW12C | Renault RS01 | Goodyear | 53 | 1:19'42.525 | +14.975 | 6 | 1'26.155 | 3 | 1'28.245 | (43) |
| 4 | 3 | 6 | Riccardo Patrese (ITA) | Williams FW12C | Renault RS01 | Goodyear | 53 | 1:20'06.272 | +38.722 | 5 | 1'25.545 | 6 | 1'28.857 | (33) |
| 5 | 2 | 4 | Jean Alesi (FRA) | Tyrrell 018 | Ford Cosworth DFR | Goodyear | 52 | 1:19'41.097 | +1 lap | 10 | 1'27.399 | 10 | 1'30.588 | (32) |
| 6 | 1 | 7 | Martin Brundle (GBR) | Brabham BT58 | Judd CV | Pirelli | 52 | 1:19'56.173 | +1 lap | 12 | 1'27.627 | 9 | 1'30.437 | (32) |
| 7 | 23 | Pierluigi Martini (ITA) | Minardi M189 | Ford Cosworth DFR | Pirelli | 52 | 1:20'44.089 | +1 lap | 15 | 1'27.923 | 14 | 1'31.468 | (37) | |
| 8 | 24 | Luis Perez-Sala (ESP) | Minardi M189 | Ford Cosworth DFR | Pirelli | 51 | 1:19'36.571 | +2 laps | 26 | 1'29.293 | 15 | 1'31.535 | (41) | |
| 9 | 25 | René Arnoux (FRA) | Ligier JS33 | Ford Cosworth DFR | Goodyear | 51 | 1:20'09.652 | +2 laps | 23 | 1'28.685 | 22 | 1'32.577 | (6) | |
| 10 | 12 | Satoru Nakajima (JPN) | Team Lotus 101 | Judd CV | Goodyear | 51 | 1:21'48.800 | +2 laps | 19 | 1'28.441 | 17 | 1'31.931 | (42) | |
| 11 | 21 | Alex Caffi (ITA) | Dallara BMS-189 | Ford Cosworth DFR | Pirelli | 47 | 1:12'39.334 | +6 laps | 20 | 1'28.596 | 12 | 1'31.112 | (42) | |
| Retirement | ||||||||||||||
| engine | 22 | Andrea de Cesaris (ITA) | Dallara BMS-189 | Ford Cosworth DFR | Pirelli | 45 | 1:09'35.092 | 17 | 1'28.129 | 13 | 1'31.138 | (38) | ||
| engine | 1 | Ayrton Senna (BRA) | McLaren MP4-5 | Honda RA109E | Goodyear | 44 | 1:05'34.414 | 1 | 1'23.720 | 2 | 1'28.179 | (43) | ||
| gearbox | 27 | Nigel Mansell (GBR) | Ferrari 640 | Ferrari 034 | Goodyear | 41 | 1:01'44.200 | 3 | 1'24.739 | 5 | 1'28.820 | (33) | ||
| radiator | 37 | Bertrand Gachot (FRA) | Onyx ORE-1 | Ford Cosworth DFR | Goodyear | 38 | 1:01'05.331 | 22 | 1'28.684 | 23 | 1'32.691 | (15) | ||
| brakes | 19 | Alessandro Nannini (ITA) | Benetton B189 | Ford HB | Goodyear | 33 | 50'29.871 | 8 | 1'27.052 | 7 | 1'29.726 | (27) | ||
| engine | 16 | Ivan Capelli (ITA) | March CG891 | Judd EV | Goodyear | 30 | 45'53.348 | 18 | 1'28.430 | 8 | 1'30.236 | (9) | ||
| exhaust | 26 | Olivier Grouillard (FRA) | Ligier JS33 | Ford Cosworth DFR | Goodyear | 30 | 50'48.696 | 21 | 1'28.669 | 16 | 1'31.639 | (29) | ||
| spun off | 11 | Nelson Piquet (BRA) | Team Lotus 101 | Judd CV | Goodyear | 23 | 35'25.397 | 11 | 1'27.508 | 11 | 1'30.976 | (8) | ||
| engine | 3 | Jonathan Palmer (GBR) | Tyrrell 018 | Ford Cosworth DFR | Goodyear | 18 | 28'24.276 | 14 | 1'27.822 | 20 | 1'32.474 | (12) | ||
| fuel system | 9 | Derek Warwick (GBR) | Arrows A11 | Ford Cosworth DFR | Goodyear | 18 | 34'29.681 | 16 | 1'28.092 | 18 | 1'32.302 | (12) | ||
| gearbox | 17 | Nicola Larini (ITA) | Osella FA1M89 | Ford Cosworth DFR | Pirelli | 16 | 27'32.209 | 24 | 1'28.773 | 19 | 1'32.416 | (7) | ||
| electrical | 29 | Michele Alboreto (ITA) | Lola LC89 | Lamborghini 3512 | Goodyear | 14 | 22'00.071 | 13 | 1'27.803 | 21 | 1'32.548 | (13) | ||
| throttle | 15 | Mauricio Gugelmin (BRA) | March CG891 | Judd EV | Goodyear | 14 | 22'27.721 | 25 | 1'28.923 | 24 | 1'33.571 | (9) | ||
| spun off | 30 | Philippe Alliot (FRA) | Lola LC89 | Lamborghini 3512 | Goodyear | 1 | 1'44.035 | 7 | 1'26.985 | 25 | 1'44.035 | (1) | ||
| transmission | 20 | Emanuele Pirro (ITA) | Benetton B189 | Ford HB | Goodyear | 0 | 9 | 1'27.397 | ||||||
| Disqualified | ||||||||||||||
| -- | 8 | Stefano Modena (ITA) | Brabham BT58 | Judd CV | Pirelli | 0 | 1'28.377 | |||||||
| Not qualified | ||||||||||||||
| -- | 10 | Eddie Cheever (USA) | Arrows A11 | Ford Cosworth DFR | Goodyear | 1'29.554 | ||||||||
| -- | 38 | Christian Danner (GER) | Rial ARC-02 | Ford Cosworth DFR | Goodyear | 1'31.830 | ||||||||
| -- | 39 | Pierre-Henri Raphanel (FRA) | Rial ARC-02 | Ford Cosworth DFR | Goodyear | 1'36.295 | ||||||||
| Not pre-qualified | ||||||||||||||
| -- | 36 | Stefan Johansson (SWE) | Onyx ORE-1 | Ford Cosworth DFR | Goodyear | 1'28.588 | ||||||||
| -- | 40 | Gabriele Tarquini (ITA) | AGS JH24 | Ford Cosworth DFR | Goodyear | 1'28.813 | ||||||||
| -- | 31 | Roberto Moreno (BRA) | Coloni C3 | Ford Cosworth DFR | Pirelli | 1'28.864 | ||||||||
| -- | 18 | Piercarlo Ghinzani (ITA) | Osella FA1M89 | Ford Cosworth DFR | Pirelli | 1'28.884 | ||||||||
| -- | 34 | Bernd Schneider (GER) | Zakspeed 891 | Yamaha OX88 | Pirelli | 1'29.472 | ||||||||
| -- | 35 | Aguri Suzuki (JPN) | Zakspeed 891 | Yamaha OX88 | Pirelli | 1'30.085 | ||||||||
| -- | 33 | Oscar Larrauri (ARG) | Euro Brun ER-189 | Judd CV | Pirelli | 1'30.089 | ||||||||
| -- | 41 | Yannick Dalmas (FRA) | AGS JH24 | Ford Cosworth DFR | Goodyear | 1'30.382 | ||||||||
| -- | 32 | Enrico Bertaggia (ITA) | Coloni C3 | Ford Cosworth DFR | Pirelli | 1'31.606 | ||||||||
