| Rk | Day | Date | Tm | Opp | Tm | Opp | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 | Sun | September 14, 2003 | W | St. Louis Rams | San Francisco 49ers | 27 | 24 | box | |
| 2 | Sun | September 21, 2003 | L | St. Louis Rams | @ | Seattle Seahawks | 23 | 24 | box |
| 3 | Sun | September 28, 2003 | W | St. Louis Rams | Arizona Cardinals | 37 | 13 | box | |
| 4 | Mon | October 13, 2003 | W | St. Louis Rams | Atlanta Falcons | 36 | 0 | box | |
| 5 | Sun | October 19, 2003 | W | St. Louis Rams | Green Bay Packers | 34 | 24 | box | |
| 6 | Sun | October 26, 2003 | W | St. Louis Rams | @ | Pittsburgh Steelers | 33 | 21 | box |
| 7 | Sun | November 2, 2003 | L | St. Louis Rams | @ | San Francisco 49ers | 10 | 30 | box |
| 8 | Sun | November 9, 2003 | W | St. Louis Rams | Baltimore Ravens | 33 | 22 | box | |
| 9 | Sun | November 16, 2003 | W | St. Louis Rams | @ | Chicago Bears | 23 | 21 | box |
| 10 | Sun | November 23, 2003 | W | St. Louis Rams | @ | Arizona Cardinals | 30 | 27 | box |
| 11 | Sun | November 30, 2003 | W | St. Louis Rams | Minnesota Vikings | 48 | 17 | box | |
| 12 | Mon | December 8, 2003 | W | St. Louis Rams | @ | Cleveland Browns | 26 | 20 | box |
| 13 | Sun | December 14, 2003 | W | St. Louis Rams | Seattle Seahawks | 27 | 22 | box | |
| 14 | Sun | December 21, 2003 | W | St. Louis Rams | Cincinnati Bengals | 27 | 10 | box | |
| 15 | Sun | December 28, 2003 | L | St. Louis Rams | @ | Detroit Lions | 20 | 30 | box |
| 16 | Sat | January 10, 2004 | L | St. Louis Rams | Carolina Panthers | 23 | 29 | box |