| month | day | visitor | score | home | score |
|---|
| November | 2, 2004 | Sonics | | Suns | |
| November | 4, 2004 | Bobcats | | Sonics | |
| November | 9, 2004 | Kings | | Sonics | |
| November | 11, 2004 | Warriors | | Sonics | |
| November | 12, 2004 | Sonics | | Wizards | |
| November | 13, 2004 | Sonics | | Suns | |
| November | 15, 2004 | Clippers | | Sonics | |
| November | 16, 2004 | Sonics | | Knicks | |
| November | 20, 2004 | Sonics | | Wolves | |
| November | 21, 2004 | Sonics | | Lakers | |
| November | 22, 2004 | Heat | | Sonics | |
| November | 28, 2004 | Blazers | | Sonics | |
| December | 3, 2004 | Sonics | | Pacers | |
| December | 5, 2004 | Sonics | | Warriors | |
| December | 6, 2004 | Kings | | Sonics | |
| December | 9, 2004 | Clippers | | Sonics | |
| December | 10, 2004 | Sonics | | Cavaliers | |
| December | 11, 2004 | Sonics | | Pistons | |
| December | 12, 2004 | Warriors | | Sonics | |
| December | 14, 2004 | Suns | | Sonics | |
| December | 15, 2004 | Lakers | | Sonics | |
| December | 16, 2004 | Sonics | | Clippers | |
| December | 23, 2004 | Blazers | | Sonics | |
| December | 27, 2004 | Bucks | | Sonics | |
| December | 28, 2004 | Sonics | | 76ers | |
| December | 29, 2004 | Sonics | | Grizzlies | |
| December | 30, 2004 | Raptors | | Sonics | |
| January | 1, 2005 | Sonics | | Nuggets | |
| January | 2, 2005 | Rockets | | Sonics | |
| January | 4, 2005 | Clippers | | Sonics | |
| January | 5, 2005 | Sonics | | Hornets | |
| January | 8, 2005 | Sonics | | Jazz | |
| January | 10, 2005 | Kings | | Sonics | |
| January | 11, 2005 | Knicks | | Sonics | |
| January | 13, 2005 | Sonics | | Raptors | |
| January | 17, 2005 | Sonics | | Suns | |
| January | 23, 2005 | Sonics | | Blazers | |
| January | 24, 2005 | Sonics | | Kings | |
| January | 27, 2005 | Sonics | | Warriors | |
| January | 28, 2005 | Sonics | | Jazz | |
| January | 29, 2005 | Sonics | | Bucks | |
| February | 2, 2005 | Sonics | | Mavericks | |
| February | 6, 2005 | Nuggets | | Sonics | |
| February | 9, 2005 | Sonics | | Rockets | |
| February | 13, 2005 | Cavaliers | | Sonics | |
| February | 18, 2005 | Sonics | | Spurs | |
| February | 21, 2005 | 76ers | | Sonics | |
| February | 23, 2005 | Suns | | Sonics | |
| February | 24, 2005 | Spurs | | Sonics | |
| February | 25, 2005 | Sonics | | Hawks | |
| March | 1, 2005 | Sonics | | Grizzlies | |
| March | 2, 2005 | Jazz | | Sonics | |
| March | 3, 2005 | Hawks | | Sonics | |
| March | 6, 2005 | Sonics | | Rockets | |
| March | 10, 2005 | Sonics | | Mavericks | |
| March | 13, 2005 | Magic | | Sonics | |
| March | 16, 2005 | Sonics | | Kings | |
| March | 17, 2005 | Sonics | | Nuggets | |
| March | 20, 2005 | Sonics | | Lakers | |
| March | 21, 2005 | Sonics | | Celtics | |
| March | 22, 2005 | Nets | | Sonics | |
| March | 26, 2005 | Lakers | | Sonics | |
| March | 29, 2005 | Wolves | | Sonics | |
| March | 30, 2005 | Hornets | | Sonics | |
| March | 31, 2005 | Mavericks | | Sonics | |
| April | 1, 2005 | Wizards | | Sonics | |
| April | 3, 2005 | Sonics | | Blazers | |
| April | 4, 2005 | Grizzlies | | Sonics | |
| April | 5, 2005 | Spurs | | Sonics | |
| April | 6, 2005 | Pistons | | Sonics | |
| April | 10, 2005 | Warriors | | Sonics | |
| April | 11, 2005 | Celtics | | Sonics | |
| April | 12, 2005 | Sonics | | Clippers | |
| April | 14, 2005 | Sonics | | Heat | |
| April | 16, 2005 | Pacers | | Sonics | |
| April | 17, 2005 | Blazers | | Sonics | |
| April | 20, 2005 | Sonics | | Nets | |
| April | 22, 2005 | Sonics | | Magic | |
| April | 26, 2005 | Bulls | | Sonics | |
| April | 27, 2005 | Sonics | | Bobcats | |
| April | 28, 2005 | Sonics | | Bulls | |
| April | 29, 2005 | Wolves | | Sonics | |
| April | 30, 2005 | Sonics | | Hornets | |
| May | 1, 2005 | Lakers | | Sonics | |