2017–18 Copa Federación de España
| Tournament details | |
|---|---|
| Country | Spain |
| Teams | 30 (in national phase) |
| Final positions | |
| Champions | Pontevedra (2nd title) |
| Runners-up | Ontinyent |
| Tournament statistics | |
| Matches played | 58 |
| Goals scored | 145 (2.5 per match) |
The 2017–18 Copa Federación de España was the 25th edition of the Copa Federación de España, also known as Copa RFEF, a knockout competition for Spanish football clubs in Segunda División B and Tercera División. Pontevedra won the tournament after winning 1–0 on aggregate score to Ontinyent.
The champion won the trophy, a cash prize of €90,152 and the qualification for the next year tournament. The runner-up received a cash prize of €30,051 and every semifinalist €12,020. Additionally, each winner of autonomous community tournament received €3,005.
The competition began in late July 2017 with the first games of the Regional stages and finished 11 April 2018 with the national final.