Quarter-final 1
Home teamScoreAway teamVenueDateGame 1Hapoel Jerusalem 79 - 72 Lietuvos RytasJerusalemMarch 2, 2004Game 2Lietuvos Rytas 81 - 80 Hapoel JerusalemVilniusMarch 9, 2004
Quarter-final 2
Home teamScoreAway teamVenueDateGame 1Caprabo Lleida 82 - 73 Adecco EstudiantesLleidaMarch 2, 2004Game 2Adecco Estudiantes 96 - 68 Caprabo LleidaMadridMarch 9, 2004
Quarter-final 3
Home teamScoreAway teamVenueDateGame 1Real Madrid 68 - 67 Metis VareseMadridMarch 2, 2004Game 2Metis Varese 57 - 62 Real MadridVareseMarch 9, 2004
Quarter-final 4
Home teamScoreAway teamVenueDateGame 1BC Reflex 81 - 73 DKV JoventutBelgradeMarch 2, 2004Game 2DKV Joventut 83 - 79 BC ReflexBadalonaMarch 9, 2004