The 2004–05 Serie A season was the 71st season of the Serie A, the top level of ice hockey in Italy. 10 teams participated in the league, and the HC Milano Vipers won the championship by defeating SG Cortina in the final.
| Club | GP | W | T | L | GF–GA | Pts | ||
|---|---|---|---|---|---|---|---|---|
| 1. | 36 | 24 | 10 | 2 | 156:78 | 58 | ||
| 2. | 36 | 23 | 8 | 5 | 112:65 | 54 | ||
| 3. | 36 | 18 | 9 | 9 | 124:98 | 45 | ||
| 4. | 36 | 20 | 5 | 11 | 141:101 | 45 | ||
| 5. | 36 | 13 | 9 | 14 | 116:110 | 35 | ||
| 6. | 36 | 13 | 9 | 14 | 107:106 | 35 | ||
| 7. | 36 | 10 | 6 | 20 | 87:104 | 26 | ||
| 8. | 36 | 10 | 5 | 21 | 106:137 | 25 | ||
| 9. | 36 | 8 | 6 | 22 | 89:153 | 22 | ||
| 10. | 36 | 6 | 3 | 27 | 84:170 | 15 |