1978 Seattle Seahawks season Schedule Schedule

| Week | Date_ | Opponent | Result_ | Game_site | Record | Attendance |
|---|---|---|---|---|---|---|
| 1 | September 3, 1978 | San Diego Chargers | L 20-24 | Kingdome | 0-1 | 55778 |
| 2 | September 10, 1978 | at Pittsburgh Steelers | L 10-21 | Three Rivers Stadium | 0-2 | 48277 |
| 3 | September 17, 1978 | at New York Jets | W 24-17 | Shea Stadium | 1-2 | 46911 |
| 4 | September 24, 1978 | Detroit Lions | W 28-16 | Kingdome | 2-2 | 60040 |
| 5 | October 1, 1978 | at Denver Broncos | L 7-28 | Mile High Stadium | 2-3 | 74989 |
| 6 | October 8, 1978 | Minnesota Vikings | W 29-28 | Kingdome | 3-3 | 62031 |
| 7 | October 15, 1978 | at Green Bay Packers | L 28-45 | Milwaukee County Stadium | 3-4 | 52712 |