Kalendar Perlumbaan Litar Amerika 2015
| Tarikh | Siri Perlumbaan | Bulatan | Nama Acara |
|---|---|---|---|
| 17 September - 19 September | LSTNA - Lamborghini Super Trofeo Amerika Utara Selesai | Round 4 | 6 Hours of Circuit of the Americas (Lone Star Le Mans) |
| 17 September - 19 September | WEC - Kejohanan Ketahanan Dunia FIA Selesai | Round 5 | 6 Hours of Circuit of the Americas (Lone Star Le Mans) |
| 18 September - 19 September | IMSA SportsCar Championship Selesai | Round 9 | Lone Star Le Mans |
| 23 Oktober - 25 Oktober | Porsche Supercup Selesai | Round 8 | 2015 Formula 1 United States Grand Prix |