| 1. Round | 27/10/2004 | Gimnástica Segoviana | - | Athletic Bilbao | 0:1 | ||||
| 2. Round | 10/11/2004 | Cultural Leonesa | - | Athletic Bilbao | 1:2 aet |  |
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| Round of 16 | 19/01/2005 | Athletic Bilbao | - | UD Lanzarote | 6:0 | |
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| Quarter-finals | 25/01/2005 | Athletic Bilbao | - | Real Valladolid | 3:2 | ||||
| Quarter-finals | 03/02/2005 | Real Valladolid | - | Athletic Bilbao | 0:1 | ||||
| Semi-finals | 21/04/2005 | Real Betis | - | Athletic Bilbao | 0:0 | ||||
| Semi-finals | 11/05/2005 | Athletic Bilbao | - | Real Betis | 4:5 pso |
Spain