Kalendar Perlumbaan Litar Antarabangsa Sebring 2015
| Tarikh | Siri Perlumbaan | Bulatan | Nama Acara |
|---|---|---|---|
| 18 Mac - 21 Mac | Piala Porsche GT3 Piala Amerika Syarikat Selesai | Round 2 | 12 Hours of Sebring |
| 19 Mac - 21 Mac | IMSA SportsCar Championship Selesai | Round 2 | Mobil 1 Twelve Hours of Sebring |
| 19 November - 20 November | LSTNA - Lamborghini Super Trofeo Amerika Utara Selesai | Round 6 | |
| 19 November - 20 November | Lamborghini Super Trofeo Eropah Selesai | Round 6 | |
| 19 November - 20 November | LSTA - Lamborghini Super Trofeo Asia Selesai | Round 7 | |
| 21 November - 22 November | Lamborghini Super Trofeo World Final Selesai | Round 1 | |
| 3 Disember - 6 Disember | Piala Porsche GT3 Piala Amerika Syarikat Selesai | Round 10 | Sebring Historics |