College football · NFLTuesday, October 13, 2026
The Upset Report
NFL · 2021 · Week 17 · Sunday, January 2, 2022

Arizona Cardinals upset Dallas Cowboys, 25–22

The Cardinals closed as 6.5-point underdogs and won outright. The betting market gave them a 30% chance.

Final25–22
Upset size6.5
Chance to win30%
Rank in 202124th of 58

It was the 2nd-biggest of 3 NFL upsets in 2021 Week 17, and the 24th-biggest of the 2021 season. Arizona Cardinals pulled off 2 other upsets in 2021.

Other NFL upsets in 2021 Week 17

  1. 8.5-point underdog23% to winRecap
    Upset size8.5
  2. 3.5-point underdog38% to winRecap
    Upset size3.5

Arizona Cardinals’ other 2021 upsets

  1. Week 95.5-point underdog32% to winRecap
    Upset size5.5
  2. Week 43.5-point underdog35% to winRecap
    Upset size3.5

More: Arizona Cardinals upsets · Dallas Cowboys upsets · all Week 17 upsets · how upset size works