| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2025/2026 | Arouca | Liga Portugal | 29 | 2 | 3 | 10 | 3 | 6.6 |
| 2024/2025 | Arouca | Liga Portugal | 29 | 1 | 0 | 10 | 0 | 6.8 |
| 2023/2024 | FC Cartagena SAD | LaLiga2 | 37 | 4 | 0 | 9 | 0 | 6.9 |
| 2022/2023 | G.A. Eagles | Eredivisie | 21 | 1 | 3 | 5 | 0 | 6.8 |
| 2021/2022 | Celta Vigo | LaLiga | 9 | 0 | 0 | 3 | 0 | 6.6 |
| 2020/2021 | Celta Vigo | LaLiga | 14 | 0 | 0 | 3 | 1 | 6.6 |
| Total | 139 | 8 | 6 | 40 | 4 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| 07 mar 2024 | Celta Vigo | Arouca | Free agent | |
| - | FC Cartagena SAD | Celta Vigo | Return from loan | |
| - | Celta Vigo | FC Cartagena SAD | Loan | |
| - | G.A. Eagles | Celta Vigo | Return from loan | |
| 07 ene 2022 | Celta Vigo | G.A. Eagles | Loan |
J. Fontan career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.