The 1980 Denver Broncos season was the team's 21st year in professional football and its 11th with the National Football League (NFL). Led by fourth-year head coach Red Miller the Broncos were 8–8, tied for third in the AFC West (fourth via tiebreaker), and missed the playoffs for the first time in four seasons. It was Miller's final season; ownership changed in February 1981 and front office changes were made in March.

Offseason

NFL draft

Personnel

Staff

Roster

Preseason

Schedule

Regular season

Schedule

Game summaries

Week 1 (Sunday, September 7, 1980): at Philadelphia Eagles

Individual stats

Week 2 (Sunday, September 14, 1980): vs. Dallas Cowboys

Individual stats

Week 3 (Sunday, September 21, 1980): vs. San Diego Chargers

Individual stats

Week 4 (Monday, September 29, 1980): at New England Patriots

Individual stats

Week 5 (Sunday, October 5, 1980): at Cleveland Browns

Individual stats

Week 6 (Monday, October 13, 1980): vs. Washington Redskins

Individual stats

Week 7 (Sunday, October 19, 1980): vs. Kansas City Chiefs

Individual stats

Week 8 (Sunday, October 26, 1980): at New York Giants

Individual stats

Week 9 (Sunday, November 2, 1980): vs. Houston Oilers

Individual stats

Week 10 (Sunday, November 9, 1980): at San Diego Chargers

Individual stats

Week 11 (Sunday, November 16, 1980): vs. New York Jets

Individual stats

Week 12 (Sunday, November 23, 1980): vs. Seattle Seahawks

Individual stats

Week 13 (Monday, December 1, 1980): at Oakland Raiders

Individual stats

Week 14 (Sunday, December 7, 1980): at Kansas City Chiefs

Individual stats

Week 15 (Sunday, December 14, 1980): vs. Oakland Raiders

Individual stats

Week 16 (Sunday, December 21, 1980): at Seattle Seahawks

Individual stats

Standings