![]() | Seattle Sea hawks (9-8) |
| Week | | Opponent |
Outcome | | ||
| Sun 09/12/2004 | 13:00 ET | at New Orleans Saints | Won 21-7 | ||
| Sun 09/19/2004 | 16:05 ET | at Tampa Bay Bucaneers | Won 10-6 | ||
| Sun 09/26/2004 | 16:15 ET | San Francisco 49ers | Won 34-0 | 4 | Mon 10/04/2004 | BYE - No game |
| Sun 10/10/2004 | 16:15 ET | St. Louis Rams | Lost 27-33 | ||
| Sun 10/17/2004 | 13:00 ET | at New England Patriots | Lost 20-30 | ||
| Sun 10/24/2004 | 16:15 ET | at Arizona Cardinals | Lost 17-25 | ||
| Sun 10/31/2004 | 16:05 ET | Carolina Panthers | Won 23-17 | ||
| Sun 11/07/2004 | 16:05 ET | at San Francisco 49ers | Won 42-27 | ||
| Sun 11/14/2004 | 13:00 ET | at St. Louis Rams | Lost 12-23 | ||
| Sun 11/21/2004 | 16:05 ET | Miami Dolphins | Won 24-17 | ||
| Sun 11/28/2004 | 16:15 ET | Buffalo Bills | Lost 9-38 | ||
| Mon 12/06/2004 | 21:00 ET | Dallas Cowboys | Lost 39-43 | ||
| Sun 12/12/2004 | 13:00 ET | at Minnesota Vikings | Won 27-23 | ||
| Sun 12/19/2004 | 13:00 ET | at New York Jets | Lost 14-37 | ||
| Sun 12/26/2004 | 16:15 ET | Arizona Cardinals | Won 24-21 | ||
| Sun 01/02/2005 | 16:05 ET | Atlanta Falcons | Won 28-26 | ||
| Sat 01/08/2005 | 16:30 ET | St. Louis Rams | Lost 20-27 |