College football · NFLTuesday, October 13, 2026
The Upset Report
NFL · 2018 · Week 15 · Thursday, December 13, 2018

Los Angeles Chargers beat Kansas City Chiefs, 29–28

The Chargers closed as 3.5-point underdogs and won outright. The betting market gave them a 36% chance.

Final29–28
Upset size3.5
Chance to win36%
Rank in 201846th of 46

It was the 3rd-biggest of 4 NFL upsets in 2018 Week 15, and the 46th-biggest of the 2018 season. Los Angeles Chargers pulled off 1 other upset in 2018.

Other NFL upsets in 2018 Week 15

  1. 13.5-point underdog14% to winRecap
    Upset size13.5
  2. 7.5-point underdog25% to winRecap
    Upset size7.5
  3. 3.5-point underdog34% to winOTRecap
    Upset size3.5

Los Angeles Chargers’ other 2018 upsets

  1. Week 133.5-point underdog37% to winRecap
    Upset size3.5

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