| month | day | visitor | score | home | score |
|---|
| December | 1, 2003 | Wolves | | Spurs | |
| December | 3, 2003 | Spurs | | Heat | |
| December | 6, 2003 | Spurs | | Mavericks | |
| December | 8, 2003 | Spurs | | Pacers | |
| December | 9, 2003 | Spurs | | Warriors | |
| December | 12, 2003 | Wolves | | Spurs | |
| December | 13, 2003 | Hornets | | Spurs | |
| December | 16, 2003 | Spurs | | Kings | |
| December | 18, 2003 | Spurs | | Grizzlies | |
| December | 19, 2003 | Sonics | | Spurs | |
| December | 23, 2003 | Rockets | | Spurs | |
| December | 24, 2003 | Spurs | | Magic | |
| December | 26, 2003 | Spurs | | Mavericks | |
| December | 27, 2003 | Spurs | | Blazers | |
| December | 28, 2003 | Pistons | | Spurs | |
| December | 29, 2003 | Blazers | | Spurs | |
| December | 30, 2003 | Nuggets | | Spurs | |
| January | 2, 2004 | Spurs | | Bulls | |
| January | 3, 2004 | Spurs | | Hawks | |
| January | 8, 2004 | Warriors | | Spurs | |
| January | 10, 2004 | Spurs | | Kings | |
| January | 18, 2004 | Bulls | | Spurs | |
| January | 19, 2004 | Spurs | | Wolves | |
| January | 27, 2004 | Clippers | | Spurs | |
| January | 28, 2004 | Spurs | | Lakers | |
| January | 30, 2004 | Hawks | | Spurs | |
| January | 31, 2004 | Cavaliers | | Spurs | |
| February | 2, 2004 | Spurs | | Clippers | |
| February | 9, 2004 | Spurs | | Nets | |
| February | 10, 2004 | Suns | | Spurs | |
| February | 12, 2004 | Rockets | | Spurs | |
| February | 14, 2004 | Spurs | | Sonics | |
| February | 15, 2004 | Bullets | | Spurs | |
| February | 18, 2004 | Spurs | | Celtics | |
| February | 19, 2004 | Spurs | | Clippers | |
| February | 20, 2004 | Spurs | | Wolves | |
| February | 21, 2004 | Lakers | | Spurs | |
| February | 23, 2004 | Spurs | | Raptors | |
| February | 25, 2004 | Spurs | | Sonics | |
| February | 26, 2004 | Spurs | | Jazz | |
| March | 1, 2004 | Spurs | | Rockets | |
| March | 2, 2004 | Warriors | | Spurs | |
| March | 4, 2004 | Spurs | | Grizzlies | |
| March | 9, 2004 | Spurs | | Jazz | |
| March | 11, 2004 | Suns | | Spurs | |
| March | 12, 2004 | Spurs | | Pistons | |
| March | 14, 2004 | Magic | | Spurs | |
| March | 15, 2004 | Spurs | | 76ers | |
| March | 16, 2004 | Spurs | | Bullets | |
| March | 21, 2004 | Spurs | | Cavaliers | |
| March | 24, 2004 | Spurs | | Rockets | |
| March | 25, 2004 | Grizzlies | | Spurs | |
| March | 26, 2004 | Jazz | | Spurs | |
| March | 27, 2004 | Mavericks | | Spurs | |
| March | 28, 2004 | Heat | | Spurs | |
| March | 29, 2004 | Spurs | | Grizzlies | |
| April | 1, 2004 | 76ers | | Spurs | |
| April | 2, 2004 | Spurs | | Bucks | |
| April | 3, 2004 | Nuggets | | Spurs | |
| April | 7, 2004 | Spurs | | Lakers | |
| April | 8, 2004 | Nuggets | | Spurs | |
| April | 9, 2004 | Spurs | | Nuggets | |
| April | 12, 2004 | Jazz | | Spurs | |
| April | 16, 2004 | Nets | | Spurs | |
| April | 19, 2004 | Raptors | | Spurs | |
| April | 20, 2004 | Spurs | | Suns | |
| April | 22, 2004 | Kings | | Spurs | |
| April | 23, 2004 | Rockets | | Spurs | |
| April | 25, 2004 | Sonics | | Spurs | |