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The Upset Report
NFL · 2025 · Week 15 · Sunday, December 14, 2025

Los Angeles Chargers beat Kansas City Chiefs, 16–13

The Chargers closed as 5.5-point underdogs and won outright. The betting market gave them a 31% chance.

Final16–13
Upset size5.5
Chance to win31%
Rank in 202529th of 52

It was the 2nd-biggest of 3 NFL upsets in 2025 Week 15, and the 29th-biggest of the 2025 season. It was Los Angeles Chargers's only upset win of 2025.

Other NFL upsets in 2025 Week 15

  1. 6-point underdog30% to winRecap
    Upset size6
  2. 5.5-point underdog30% to winRecap
    Upset size5.5

More: Los Angeles Chargers upsets · Kansas City Chiefs upsets · all Week 15 upsets · how upset size works