Portuguese Grand Prix 1988
Race distance: 70 Laps
| Placing | Driver | Team | Time |
| 1 | Alain Prost | McLaren-Honda | 1h 37m 40.958s |
| 2 | Ivan Capelli | March-Judd | + 9.553s |
| 3 | Thierry Boutsen | Benetton-Cosworth | + 44.619s |
| 4 | Derek Warwick | Arrows-Megatron | + 1m 7.419s |
| 5 | Michele Alboreto | Ferrari | + 1m 11.884 |
| 6 | Ayrton Senna | McLaren-Honda | + 1m 18.269s |
| 7 | Alex Caffi | Dallara-Cosworth | + 1 Lap |
| 8 | Luis Sala | Minardi-Cosworth | + 2 Laps |
| 9 | Philippe Streiff | AGS-Cosworth | + 2 Laps |
| 10 | Rene Arnoux | Ligier-Judd | + 2 Laps |
| 11 | Gabriele Tarquini | Coloni-Cosworth | + 5 Laps |
| 12 | Nicola Larini | Osella-Alfa Romeo | + 7 Laps |
Did not finish
| 13 | Mauricio Gugelmin | March-Judd | Engine on lap 59 |
| 14 | Nigel Mansell | Williams-Judd | Accident on lap 54 |
| 15 | Jonathan Palmer | Tyrrell-Cosworth | Engine Overheating on lap 53 |
| 16 | Alessandro Nannini | Benetton-Cosworth | Vibration / driver Exhausted on lap 52 |
| 17 | Gerhard Berger | Ferrari | Fire Extinguisher / accident on lap 35 |
| 18 | Nelson Piquet | Lotus-Honda | Clutch on lap 34 |
| 19 | Riccardo Patrese | Williams-Judd | Radiator on lap 29 |
| 20 | Pierluigi Martini | Minardi-Cosworth | Engine on lap 27 |
| 21 | Yannick Dalmas | Lola-Cosworth | Alternator Belt on lap 20 |
| 22 | Satoru Nakajimi | Lotus-Honda | Accident on lap 16 |
| 23 | Andrea de Cesaris | Rial-Cosworth | Drive Shaft on lap 11 |
| 24 | Eddie Cheever | Arrows-Megatron | Turbo on lap 10 |
| 25 | Philippe Alliot | Lola-Cosworth | Engine on lap 7 |
| 26 | Stefan Johansson | Ligier-Judd | Engine on lap 4 |