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| 5–7 Mar | 
|
Streets of St. Petersburg Firestone Grand Prix of St. Petersburg | |
| 12–13 Mar |
|
Phoenix Raceway | |
| 19–21 Mar |
|
Arlington Street Circuit Java House Grand Prix of Arlington | |
| 2–4 Apr |
|
Barber Motorsports Park Children's of Alabama Indy Grand Prix | |
| 16–18 Apr |
|
Long Beach Street Circuit Acura Grand Prix of Long Beach | |
| 14–15 May |
|
Indianapolis Motor Speedway Sonsio Grand Prix | |
| 22–30 May |
|
Indianapolis Motor Speedway 111th Running of the Indianapolis 500 presented by Gainbridge | |
| 4–6 Jun |
|
Detroit Street Circuit Chevrolet Detroit Grand Prix presented by Lear | |
| 25–27 Jun |
|
Road America XPEL Grand Prix | |
| Jul ProvisionalThe event or date is not yet fully confirmed officially. |  |
Unconfirmed circuit | |
| Aug ProvisionalThe event or date is not yet fully confirmed officially. | |
Unconfirmed circuit | |
| Sep ProvisionalThe event or date is not yet fully confirmed officially. | |
Unconfirmed circuit |
