Kalendaryo ng Karera Circuit Zolder 2015
| Petsa | Serye ng Karera | Biluhaba | Pangalan ng Kaganapan |
|---|---|---|---|
| 19 May - 19 May | Porsche 944 Cup Natapos | Round 3 | |
| 6 June - 7 June | Porsche Carrera Cup Benelux Natapos | Round 2 | |
| 3 September - 3 September | Porsche Carrera Cup Benelux Natapos | Round 4 | Porsche Day Belgium |
| 18 September - 20 September | Lotus Cup Europa Natapos | Round 6 | Belgian Truck Grand Prix |