| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 |  St. Petersburg | 2019.03.09 | Dallara IL-15 - AER | Belardi Auto Racing | |
| 2 | 2019.03.10 | Dallara IL-15 - AER | Juncos Racing | ||
| 3 | Texas | 2019.03.23 | Dallara IL-15 - AER | Andretti Autosport | |
| 4 | Texas | 2019.03.24 | Dallara IL-15 - AER | Andretti Autosport | |
| 5 | Indianapolis | 2019.05.10 | Dallara IL-15 - AER | Andretti Autosport | |
| 6 | 2019.05.11 | Dallara IL-15 - AER | Juncos Racing | ||
| 7 | Indianapolis | 2019.05.24 | Dallara IL-15 - AER | Andretti Autosport | |
| 8 | Road America | 2019.06.22 | Dallara IL-15 - AER | Andretti Autosport | |
| 9 | 2019.06.23 | Dallara IL-15 - AER | Juncos Racing | ||
| 10 |  Toronto | 2019.07.13 | Dallara IL-15 - AER | Belardi Auto Racing | |
| 11 | 2019.07.14 | Dallara IL-15 - AER | Andretti Autosport | ||
| 12 | Mid-Ohio | 2019.07.27 | Dallara IL-15 - AER | Andretti Autosport | |
| 13 | 2019.07.28 | Dallara IL-15 - AER | Andretti Autosport | ||
| 14 | Gateway | 2019.08.24 | Dallara IL-15 - AER | Andretti Autosport | |
| 15 | Portland | 2019.08.31 | Dallara IL-15 - AER | Juncos Racing | |
| 16 | 2019.09.01 | Dallara IL-15 - AER | HMD Motorsports/Team Pelfrey | ||
| 17 | Laguna Seca | 2019.09.21 | Dallara IL-15 - AER | Juncos Racing | |
| 18 | 2019.09.22 | Dallara IL-15 - AER | Juncos Racing |
