Kalendaryo ng Karera Korea International Circuit 2021
| Petsa | Serye ng Karera | Biluhaba | Pangalan ng Kaganapan |
|---|---|---|---|
| 20 June - 20 June | Korea Speed Racing Natapos | Round 2 | |
| 17 July - 18 July | Hyundai Veloster N Cup Natapos | Round 3 | |
| 15 August - 15 August | Korea Speed Racing Natapos | Round 4 | |
| 25 September - 26 September | Hyundai Veloster N Cup Natapos | Round 5 | |
| 25 September - 26 September | Hyundai Avante N Cup Natapos | Round 4 | |
| 22 October - 24 October | Radical Cup Korea Natapos | Round 2 | |
| 23 October - 24 October | Superrace Championship Natapos | Round 4 | |
| 23 October - 24 October | CJ Super Race Championship Natapos | Round 4 | |
| 13 November - 14 November | Hyundai Veloster N Cup Natapos | Round 6 | |
| 13 November - 14 November | Hyundai Avante N Cup Natapos | Round 6 | |
| 20 November - 20 November | Superrace Championship Natapos | Round 6 | |
| 20 November - 21 November | Radical Cup Korea Natapos | Round 4 | |
| 20 November - 20 November | CJ Super Race Championship Natapos | Round 6 | |
| 21 November - 21 November | Superrace Championship Natapos | Round 7 | |
| 21 November - 21 November | CJ Super Race Championship Natapos | Round 7 |