Races in calendar week 39/2026
All motorsport events on the weekend of 25–27 Sep 2026.
| Circuit | Country | Series |
|---|---|---|
| Baku (Government House) |  Azerbaijan |
|
| Birmingham (Barber Motorsport Park) |  USA |
|
| Brands Hatch |  Great Britain |
|
| Brasilia |  Brazil |
|
| Elkhart Lake (Road America) | USA |
|
| Fuji |  Japan |
|
| Jerez |  Spain |
|
| Kansas City (oval) | USA |
|
| Monza |  Italy |
|
| San Juan |  Argentina |
|