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| 1st(1st leg) | Racing Santander | - | Atlético Madrid | 1:0 | ||
| 2nd (2nd leg) | Atlético Madrid | - | Racing Santander | 2:0 aet | ||
| 1st(1st leg): 15/01/1986 | 2nd (2nd leg): 05/02/1986 | Winner: Atlético Madrid | ||||
| 1st(1st leg) | UE Lleida | - | FC Barcelona | 0:1 | ||
| 2nd (2nd leg) | FC Barcelona | - | UE Lleida | 0:0 | ||
| 1st(1st leg): 15/01/1986 | 2nd (2nd leg): 05/02/1986 | Winner: FC Barcelona | ||||
| 1st(1st leg) | CD Castellón | - | Athletic Bilbao | 0:0 | ||
| 2nd (2nd leg) | Athletic Bilbao | - | CD Castellón | 4:0 | ||
| 1st(1st leg): 15/01/1986 | 2nd (2nd leg): 05/02/1986 | Winner: Athletic Bilbao | ||||
| 1st(1st leg) | Sevilla FC | - | Castilla CF | 1:1 | ||
| 2nd (2nd leg) | Castilla CF | - | Sevilla FC | 1:0 | ||
| 1st(1st leg): 15/01/1986 | 2nd (2nd leg): 05/02/1986 | Winner: Castilla CF | ||||
| 1st(1st leg) | Real Oviedo | - | RC Celta | 1:0 | ||
| 2nd (2nd leg) | RC Celta | - | Real Oviedo | 4:1 pso | ||
| 1st(1st leg): 15/01/1986 | 2nd (2nd leg): 05/02/1986 | Winner: RC Celta | ||||
| 1st(1st leg) | Real Madrid | - | Recreativo Huelva | 5:0 | ||
| 2nd (2nd leg) | Recreativo Huelva | - | Real Madrid | 3:1 | ||
| 1st(1st leg): 15/01/1986 | 2nd (2nd leg): 05/02/1986 | Winner: Real Madrid | ||||
| 1st(1st leg) | CD Tenerife | - | CE Sabadell | 1:0 | ||
| 2nd (2nd leg) | CE Sabadell | - | CD Tenerife | 5:1 | ||
| 1st(1st leg): 15/01/1986 | 2nd (2nd leg): 05/02/1986 | Winner: CE Sabadell | ||||
| 1st(1st leg) | Real Zaragoza | - | Real Burgos | 1:0 | ||
| 2nd (2nd leg) | Real Burgos | - | Real Zaragoza | 1:2 aet | ||
| 1st(1st leg): 29/01/1986 | 2nd (2nd leg): 12/02/1986 | Winner: Real Zaragoza | ||||
