The 1979 Trans-Am Series was the fourteenth running of the Sports Car Club of America's premier series. All races except for the Six Hours of Watkins Glen ran for approximately one hundred miles.[1] For the first time in series history, the schedule included a round held outside the United States and Canada, with the first round being contested in Mexico.
| Round | Date | Circuit | Winning driver (TA2) | Winning vehicle (TA2) | Winning driver (TA1) | Winning vehicle (TA1) | |
|---|---|---|---|---|---|---|---|
| 1 | May 6 |  Mexico City |  John Paul | Porsche 935 | Miguel Muñiz | Chevrolet Camaro | |
| 2 | June 3 |  Westwood | John Paul | Porsche 935 | Gary Carter | Chevrolet Corvette | |
| 3 | July 7 | Watkins Glen ‡ | Roy Woods Bob Akin | Porsche 935 | Bob Tullius Brian Fuerstenau | Triumph TR8 | |
| 4 | July 21 | Road America | Peter Gregg | Porsche 935 | Gene Bothello | Chevrolet Corvette | |
| 5 | August 5 | Watkins Glen | John Paul | Porsche 935 | Bob Tullius | Triumph TR8 | |
| 6 | August 19 | Mosport | John Paul | Porsche 935 | Gene Bothello | Chevrolet Corvette | |
| 7 | September 1 | Trois-Rivières | John Paul | Porsche 935 | Gene Bothello | Chevrolet Corvette | |
| 8 | October 14 | Laguna Seca | Peter Gregg | Porsche 935 | Bob Tullius | Triumph TR8 |