| Date | Date | Local Time | Stg | Home | Home | Score | Away | Away | Venue | TV/Att |
|
| 23/10/2004 | 23 Oct | 14:00 | R1 | AA Coimbra | AA Coimbra | 3 - 98 | The Borders | Borders | Sergio Conceicao | 400 | Report |
| 23/10/2004 | 23 Oct | 14:00 | R1 | Worcester Warriors | Worcester | 29 - 15 | Brive | Brive | Sixways Stadium | 4,036 | Report |
| 23/10/2004 | 23 Oct | 15:00 | R1 | G.R.A.N Parma | G.R.A.N Parma | 15 - 35 | Pau | Pau | Nando Capra | 700 | Report |
| 23/10/2004 | 23 Oct | 15:00 | R1 | L'Aquila | L'Aquila | 27 - 50 | Agen | Agen | Stade Tommaso Fattori | 1,500 | Report |
| 23/10/2004 | 23 Oct | 15:30 | R1 | Rugby Rovigo | Rovigo | 7 - 51 | Montpellier | Montpellier | Stadio Mario Battaglini | 500 | Report |
| 23/10/2004 | 23 Oct | 16:00 | R1 | Petrarca Padova | Petrarca | 24 - 57 | Beziers | Beziers | Stadio Plebiscito | 200 | Report |
| 23/10/2004 | 23 Oct | 16:30 | R1 | VRAC | VRAC | 3 - 88 | Viadana | Viadana | Campo de Pepe Rojo | 2,000 | Report |
| 23/10/2004 | 23 Oct | 18:00 | R1 | Auch | Auch | 18 - 20 | London Irish | L Irish | Stade Patrice Brocas | 1,500 | Report |
| 23/10/2004 | 23 Oct | 19:00 | R1 | Bayonne | Bayonne | 21 - 24 | Saracens | Saracens | Stade Jean Dauger | 3,800 | Report |
| 23/10/2004 | 23 Oct | 19:30 | R1 | Grenoble | Grenoble | 9 - 9 | Leeds Tykes | Leeds | Stade Lesdiguieres | 3,000 | Report |
| 23/10/2004 | 23 Oct | 19:30 | R1 | Narbonne | Narbonne | 25 - 11 | Connacht | Connacht | Parc des Sports et de l'Amitié | 3,000 | Report |
| 23/10/2004 | 23 Oct | 20:00 | R1 | Leonessa | Leonessa | 0 - 65 | ASM Clermont Auvergne | ASM Clermont | Campo Comunale di Rugby | 400 | Report |
| 24/10/2004 | 24 Oct | 12:30 | R1 | El Salvador | El Salvador | 36 - 12 | Rugby Parma | Rugby Parma | Campo de Pepe Rojo | 1,500 | Report |
| 24/10/2004 | 24 Oct | 15:00 | R1 | Catania | Catania | 22 - 31 | Sale Sharks | Sale | Santa Maria Goretti | 2,000 | Report |
| 29/10/2004 | 29 Oct | 19:30 | R1 | Montpellier | Montpellier | 59 - 3 | Rugby Rovigo | Rovigo | Stade Sabathe | 1,500 | Report |
| 29/10/2004 | 29 Oct | 19:30 | R1 | The Borders | Borders | 107 - 3 | AA Coimbra | AA Coimbra | Netherdale | 1,450 | Report |
| 29/10/2004 | 29 Oct | 19:45 | R1 | Saracens | Saracens | 36 - 10 | Bayonne | Bayonne | Vicarage Road | 4,906 | Report |
| 29/10/2004 | 29 Oct | 20:00 | R1 | Leeds Tykes | Leeds | 17 - 18 | Grenoble | Grenoble | Headingley Stadium | 2,805 | Report |
| 30/10/2004 | 30 Oct | 14:30 | R1 | Connacht | Connacht | 40 - 21 | Narbonne | Narbonne | Galway Sportsground | 2,000 | Report |
| 30/10/2004 | 30 Oct | 14:30 | R1 | Rugby Parma | Rugby Parma | 36 - 10 | El Salvador | El Salvador | Sergio Lanfranchi | 300 | Report |
| 30/10/2004 | 30 Oct | 15:00 | R1 | Beziers | Beziers | 69 - 18 | Petrarca Padova | Petrarca | Stade de la Méditerranée | 800 | Report |
| 30/10/2004 | 30 Oct | 19:00 | R1 | Pau | Pau | 31 - 22 | G.R.A.N Parma | G.R.A.N Parma | Stade Municipal du Hameau | 3,000 | Report |
| 30/10/2004 | 30 Oct | 19:30 | R1 | Agen | Agen | 59 - 21 | L'Aquila | L'Aquila | Stade Armandie | 4,128 | Report |
| 30/10/2004 | 30 Oct | 19:30 | R1 | ASM Clermont Auvergne | ASM Clermont | 51 - 6 | Leonessa | Leonessa | Stade Marcel Michelin | 6,000 | Report |
| 30/10/2004 | 30 Oct | 19:30 | R1 | Brive | Brive | 40 - 10 | Worcester Warriors | Worcester | Stadium Municipal, Brive | 5,100 | Report |
| 30/10/2004 | 30 Oct | 19:30 | R1 | Viadana | Viadana | 59 - 7 | VRAC | VRAC | Stadio Luigi Zaffanella | 500 | Report |
| 31/10/2004 | 31 Oct | 15:00 | R1 | London Irish | L Irish | 42 - 18 | Auch | Auch | Madejski Stadium | 5,638 | Report |
| 31/10/2004 | 31 Oct | 15:00 | R1 | Sale Sharks | Sale | 50 - 3 | Catania | Catania | Edgeley Park | 5,126 | Report |
| 03/12/2004 | 03 Dec | 19:30 | R2 | Beziers | Beziers | 12 - 27 | Grenoble | Grenoble | Stade de la Méditerranée | 2,100 | Report |
| 04/12/2004 | 04 Dec | 14:30 | R2 | Connacht | Connacht | 56 - 3 | Montpellier | Montpellier | The Sportsground | 2,200 | Report |
| 04/12/2004 | 04 Dec | 15:00 | R2 | Rugby Parma | Rugby Parma | 19 - 18 | Saracens | Saracens | Sergio Lanfranchi | 800 | Report |
| 04/12/2004 | 04 Dec | 18:30 | R2 | Narbonne | Narbonne | 15 - 33 | Sale Sharks | Sale | Parc des Sports et de l'Amitié | 2,600 | Report |
| 04/12/2004 | 04 Dec | 19:00 | R2 | Pau | Pau | 25 - 19 | London Irish | L Irish | Stade Municipal du Hameau | 3,000 | Report |
| 04/12/2004 | 04 Dec | 19:30 | R2 | Agen | Agen | 23 - 15 | Viadana | Viadana | Stade Armandie | 3,000 | Report |
| 04/12/2004 | 04 Dec | 19:30 | R2 | Brive | Brive | 57 - 6 | El Salvador | El Salvador | Stadium Municipal, Brive | 6,329 | Report |
| 05/12/2004 | 05 Dec | 15:00 | R2 | ASM Clermont Auvergne | ASM Clermont | 44 - 14 | The Borders | Borders | Stade Marcel Michelin | 6,892 | Report |
| 10/12/2004 | 10 Dec | 19:30 | R2 | Grenoble | Grenoble | 38 - 26 | Beziers | Beziers | Stade Lesdiguieres | 2,000 | Report |
| 10/12/2004 | 10 Dec | 19:30 | R2 | Montpellier | Montpellier | 19 - 14 | Connacht | Connacht | Stade Sabathe | 1,000 | Report |
| 10/12/2004 | 10 Dec | 19:45 | R2 | Sale Sharks | Sale | 25 - 10 | Narbonne | Narbonne | Edgeley Park | 5,854 | Report |
| 11/12/2004 | 11 Dec | 14:30 | R2 | Viadana | Viadana | 22 - 17 | Agen | Agen | Stadio Luigi Zaffanella | 2,000 | Report |
| 11/12/2004 | 11 Dec | 16:30 | R2 | El Salvador | El Salvador | 23 - 45 | Brive | Brive | Campo de Pepe Rojo | 1,300 | Report |
| 12/12/2004 | 12 Dec | 14:00 | R2 | The Borders | Borders | 23 - 34 | ASM Clermont Auvergne | ASM Clermont | Sergio Conceicao | 1,400 | Report |
| 12/12/2004 | 12 Dec | 14:30 | R2 | London Irish | L Irish | 19 - 16 | Pau | Pau | Madejski Stadium | 5,391 | Report |
| 12/12/2004 | 12 Dec | 15:00 | R2 | Saracens | Saracens | 52 - 6 | Rugby Parma | Rugby Parma | Vicarage Road | 5,391 | Report |
| 07/01/2005 | 07 Jan | 19:30 | QF | Grenoble | Grenoble | 21 - 26 | Connacht | Connacht | Stade Lesdiguieres | 2,700 | Report |
| 07/01/2005 | 07 Jan | 19:45 | QF | Sale Sharks | Sale | 34 - 18 | Agen | Agen | Edgeley Park | 4,866 | Report |
| 08/01/2005 | 08 Jan | 19:30 | QF | Pau | Pau | 25 - 21 | ASM Clermont Auvergne | ASM Clermont | Stade Municipal du Hameau | 3,000 | Report |
| 09/01/2005 | 09 Jan | 15:00 | QF | Saracens | Saracens | 19 - 6 | Brive | Brive | Vicarage Road | 4,201 | Report |
| 14/01/2005 | 14 Jan | 19:30 | QF | ASM Clermont Auvergne | ASM Clermont | 26 - 25 | Pau | Pau | Stade Marcel Michelin | 5,222 | Report |
| 15/01/2005 | 15 Jan | 14:00 | QF | Connacht | Connacht | 19 - 3 | Grenoble | Grenoble | The Sportsground | 2,500 | Report |
| 15/01/2005 | 15 Jan | 19:30 | QF | Agen | Agen | 17 - 15 | Sale Sharks | Sale | Stade Armandie | 3,500 | Report |
| 16/01/2005 | 16 Jan | 15:00 | QF | Brive | Brive | 31 - 16 | Saracens | Saracens | Stadium Municipal, Brive | 6,000 | Report |
| 02/04/2005 | 02 Apr | 13:00 | SF | Connacht | Connacht | 18 - 25 | Sale Sharks | Sale | The Sportsground | 5,800 | Report |
| 03/04/2005 | 03 Apr | 14:00 | SF | Pau | Pau | 37 - 16 | Brive | Brive | Stade de Hameau | 2,000 | Report |
| 23/04/2005 | 23 Apr | 19:15 | SF | Brive | Brive | 27 - 13 | Pau | Pau | Stadium Municipal, Brive | 5,000 | Report |
| 24/04/2005 | 24 Apr | 13:00 | SF | Sale Sharks | Sale | 59 - 9 | Connacht | Connacht | Edgeley Park | 6,456 | Report |
| 21/05/2005 | 21 May | 12:45 | F | Sale Sharks | Sale | 27 - 3 | Pau | Pau | The Kassam Stadium | 7,230 | Report |
|