1966 Denver Broncos season Regular season Regular season

| Week | Date_ | Opponent | Result_ | Game_site | Record | Attendance |
|---|---|---|---|---|---|---|
| 9 | October 30, 1966 | at San Diego Chargers | L 17–24 | Balboa Stadium | 1–7 | 25819 |
| 10 | November 6, 1966 | at Boston Patriots | W 17–10 | Fenway Park | 2–7 | 18154 |
| 12 | November 20, 1966 | Oakland Raiders | L 3–17 | Bears Stadium | 2–8 | 26703 |
| 13 | November 27, 1966 | San Diego Chargers | W 20–17 | Bears Stadium | 3–8 | 24860 |
| 14 | December 4, 1966 | Miami Dolphins | W 17–7 | Bears Stadium | 4–8 | 32592 |
| 15 | December 11, 1966 | at Oakland Raiders | L 10–28 | Oakland-Alameda County Coliseum | 4–9 | 31765 |
| 16 | December 18, 1966 | at Buffalo Bills | L 21–38 | War Memorial Stadium | 4–10 | 40538 |