The 2019 Atlantic Championship Series season was the sixth season of the revived Atlantic Championship. The series was organized by Formula Race Promotions and sanctioning returned to SCCA Pro Racing after two years with USAC. Dario Cangialosi won the short four round, 8 race, championship by 82 points over Keith Grant. Cangialosi won three races to Grant's four. Flinn Lazier won a single race.
| Round | Circuit | Location | Date | Pole position | Fastest lap | Winning driver |
|---|---|---|---|---|---|---|
| 1 | Road Atlanta |  Braselton, Georgia | April 20 | Flinn Lazier | Dario Cangialosi | |
| 2 | Keith Grant | Dario Cangialosi | ||||
| 3 | Watkins Glen International | Watkins Glen, New York | May 11 | Dario Cangialosi | Flinn Lazier | Flinn Lazier |
| 4 | May 12 | Flinn Lazier | Dario Cangialosi | Dario Cangialosi | ||
| 5 | Virginia International Raceway | Alton, Virginia | June 27 | Dario Cangialosi | Keith Grant | Keith Grant |
| 6 | June 28 | Dario Cangialosi | Keith Grant | Keith Grant | ||
| 7 | Pittsburgh International Race Complex | Wampum, Pennsylvania | August 3 | Dario Cangialosi | Keith Grant | Keith Grant |
| 8 | August 4 | Keith Grant | Keith Grant | Keith Grant |