Duke upsets Illinois, 31–27

Duke closed as a 6-point underdog and won outright.

It was the 5th-biggest of 10 upsets in 2026 Week 2, and the 32nd-biggest of the 2026 season. It was Duke's only upset win of 2026.

Other upsets in 2026 Week 2

1. Oklahoma State 39, No. 6 Oregon 31

   24.5-point underdogUnranked beat No. 6Recap
   Upset size34.5
2. Michigan 17, No. 11 Oklahoma 10

   5.5-point underdogUnranked beat No. 11Recap
   Upset size13
3. Georgia State 31, Kennesaw State 17

   7.5-point underdogRecap
   Upset size7.5
4. App State 27, East Carolina 24

   6.5-point underdogRecap
   Upset size6.5
5. Florida Atlantic 38, Navy 30

   4.5-point underdogRecap
   Upset size4.5

More: Duke upsets · Illinois upsets · all Week 2 upsets · the 2026 season · how upset size works