1977–78 Copa del Rey Second round Second round

| Team_1 | Agg_ | Team_2 | _1st_leg | _2nd_leg_ |
|---|---|---|---|---|
| Córdoba | 3–1 | Bilbao Athletic | 1–0 | 2–1 |
| Recreativo | 4–2 | Linense | 2–0 | 2–2 |
| Reus | 0–5 | Zaragoza | 0–0 | 0–5 |
| Celta | 2–1 | Cartagena | 2–0 | 0–1 |
| Tenerife | 2–1 | Malgrat | 2–0 | 0–1 |
| La Cava | 2–5 | Linares | 1–3 | 1–2 |
| Gavà | 2–3 | Castellón | 1–1 | 1–2 |
| Fabril | 0–7 | Hércules | 0–3 | 0–4 |