1st(1st leg) Cádiz CF - Espanyol Barcelona 0:2 (0:0)
2nd (2nd leg) Espanyol Barcelona - Cádiz CF 2:0 (0:0)
1st(1st leg): 18/01/2006 19:00 2nd (2nd leg): 25/01/2006 19:00 Winner: Espanyol Barcelona
1st(1st leg) Real Betis - Real Madrid 0:1 (0:0)
2nd (2nd leg) Real Madrid - Real Betis 1:0 (1:0)
1st(1st leg): 18/01/2006 20:30 2nd (2nd leg): 25/01/2006 19:00 Winner: Real Madrid
1st(1st leg) Deportivo La Coruña - Valencia CF 1:0 (0:0)
2nd (2nd leg) Valencia CF - Deportivo La Coruña 1:1 (1:0)
1st(1st leg): 19/01/2006 21:00 2nd (2nd leg): 01/02/2006 21:00 Winner: Deportivo La Coruña
1st(1st leg) Real Zaragoza - FC Barcelona 4:2 (3:1)
2nd (2nd leg) FC Barcelona - Real Zaragoza 2:1 (1:0)
1st(1st leg): 26/01/2006 20:00 2nd (2nd leg): 01/02/2006 21:00 Winner: Real Zaragoza