Team Lotus
Mario Andretti terminou em P12 no Campeonato Mundial de 1979 com 14 pontos. Em 15 corridas: 0 vitórias, 1 pódio e 0 pole positions — melhor resultado P3.
| Round | Race | Team | Grid | Finish | Points | Status |
|---|---|---|---|---|---|---|
| 1 | Argentine Grand Prix | Team Lotus | 7 | P5 | 2 | +1 Lap |
| 2 | Brazilian Grand Prix | Team Lotus | 4 | P23 | Fuel leak | |
| 3 | South African Grand Prix | Team Lotus | 8 | P4 | 3 | Finished |
| 4 | United States Grand Prix West | Team Lotus | 6 | P4 | 3 | Finished |
| 5 | Spanish Grand Prix | Team Lotus | 4 |
| P3 |
| 4 |
| Finished |
| 6 | Belgian Grand Prix | Team Lotus | 5 | P15 | Brakes |
| 7 | Monaco Grand Prix | Team Lotus | 13 | P16 | Suspension |
| 8 | French Grand Prix | Team Lotus | 12 | P22 | Brakes |
| 9 | British Grand Prix | Team Lotus | 9 | P23 | Wheel |
| 10 | German Grand Prix | Team Lotus | 11 | P19 | Transmission |
| 11 | Austrian Grand Prix | Team Lotus | 15 | P24 | Clutch |
| 12 | Dutch Grand Prix | Team Lotus | 17 | P17 | Suspension |
| 13 | Italian Grand Prix | Team Lotus | 10 | P5 | 2 | Finished |
| 14 | Canadian Grand Prix | Team Lotus | 10 | P10 | Out of fuel |
| 15 | United States Grand Prix | Team Lotus | 17 | P20 | Gearbox |