| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2025/2026 | Nottingham | Premier League | 17 | 0 | 0 | 2 | 0 | 6.9 |
| 2024/2025 | Nottingham | Premier League | 35 | 2 | 1 | 5 | 0 | 6.9 |
| 2023/2024 | Nottingham | Premier League | 22 | 1 | 1 | 3 | 0 | 6.8 |
| 2022/2023 | Torino | Serie A | 19 | 1 | 1 | 5 | 0 | 6.7 |
| 2021/2022 | Torino | Serie A | 21 | 0 | 0 | 4 | 0 | 6.8 |
| 2020/2021 | Fulham | Premier League | 31 | 2 | 1 | 3 | 0 | 6.8 |
| 2019/2020 | Torino | Serie A | 32 | 0 | 2 | 8 | 0 | 6.8 |
| 2018/2019 | Torino | Serie A | 30 | 1 | 3 | 5 | 1 | 6.9 |
| 2017/2018 | Hull | Championship | 44 | 0 | 3 | 3 | 0 | 6.9 |
| 2016/2017 | Chelsea U23 | Premier League 2 | 3 | 0 | 0 | 0 | 0 | – |
| 2016/2017 | Chelsea | Premier League | 3 | 0 | 0 | 0 | 0 | 6.7 |
| 2015/2016 | Chelsea U21 | Premier League U21 | 1 | 1 | 0 | 0 | 0 | – |
| Total | 258 | 8 | 12 | 38 | 1 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| - | Torino | Nottingham | Free agent | |
| - | Fulham | Torino | Return from loan | |
| 09 nov 2020 | Torino | Fulham | Loan | |
| 07 ene 2019 | Chelsea | Torino | Transfer | |
| - | Torino | Chelsea | Return from loan | |
| - | Chelsea | Torino | Loan | |
| - | Hull | Chelsea | Return from loan | |
| 07 nov 2017 | Chelsea | Hull | Loan |
O. Aina career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.