Berikut jadwal balap MotoGP Aragon 2021:
| Jumat, 10 September 2021 | |
| Sesi | Waktu (WIB) |
| FP1 Moto3 | 14.00-14.40 |
| FP1 MotoGP | 14.55-15.40 |
| FP1 Moto2 | 15.55-16.35 |
| FP2 Moto3 | 18.15-18.55 |
| FP2 MotoGP | 19.10-19.55 |
| FP2 Moto2 | 20.10-20.50 |
| Sabtu, 11 September 2021 | |
| Sesi | Waktu (WIB) |
| FP3 Moto3 | 14.00-14.40 |
| FP3 MotoGP | 14.55-15.40 |
| FP3 Moto2 | 15.55-16.35 |
| Kualifikasi 1 (Q1) Moto3 | 17.35-17.50 |
| Kualifikasi 2 (Q2) Moto3 | 18.00-18.15 |
| FP4 MotoGP | 18.30-19.00 |
| Kualifikasi 1 (Q1) MotoGP | 19.10-19.25 |
| Kualifikasi 2 (Q2) MotoGP | 19.35-19.50 |
| Kualifikasi 1 (Q1) Moto2 | 20.10-20.25 |
| Kualifikasi 2 (Q2) Moto2 | 20.35-20.50 |
| Minggu, 12 September 2021 | |
| Sesi | Waktu (WIB) |
| Warm up Moto3 | 13.40-14.00 |
| Warm up Moto2 | 14.10-14.30 |
| Warm up MotoGP | 14.40-15.00 |
| Race Moto3 | 16.00 |
| Race Moto2 | 17.20 |
| Race MotoGP | 19.00 |