Duke Blue Devils defeat Illinois Fighting Illini 31-27: Recap, Betting Results & AiQ Picks

Sat, Sep 12, 2026 · NCAAF · Duke Blue Devils 31, Illinois Fighting Illini 27

Duke Blue Devils defeated Illinois Fighting Illini 31–27, covering the –6.5 spread as the underdog and sending the total over 51.5.

Duke Blue Devils vs. Illinois Fighting Illini final score and game recap

Duke trailed 7–10 after the first quarter but trailed 21–24 at halftime. Duke Blue Devils scored seven in the third quarter while holding Illinois to three to reach 28–27. Duke won 31–27 at Gies Memorial Stadium on Saturday, September 12.

Who covered the spread in Duke Blue Devils vs. Illinois Fighting Illini?

Duke Blue Devils covered the –6.5 spread as the underdog. The line opened Illinois –6 and drifted to –6.5 by close, a half-point shift toward the home team. Duke's four-point win was enough to beat the closing number.

AiQ selected Illinois –6.5 with 59% confidence and graded the pick as a loss.

Did Duke Blue Devils vs. Illinois Fighting Illini go over or under the total?

The game finished at 58 points, 6.5 over the 51.5 total. AiQ had selected the under at 51.5 with 56% confidence, resulting in a loss.

How did AiQ's Duke Blue Devils vs. Illinois Fighting Illini predictions do?

AiQ finished 0–3 on this game.

The model favored Illinois across all three markets but missed the upset, the cover, and the scoring pace.

Duke Blue Devils vs. Illinois Fighting Illini odds: sportsbook value and line movement

Duke opened at +201 and Illinois at –243, implying win probabilities of 32% and 68% after vig removal, with a bookmaker margin of 4.1%. Duke's upset paid $201 on a $100 wager.

AiQ's pregame expected value for the Illinois moneyline was –1.2% at –225, a negative-EV price. The market implied 69% win probability for Illinois (vig removed), while AiQ's calibrated estimate was 68%—close enough that the model liked the side but not the price. Late spread action drifted toward Illinois, yet the underdog covered anyway.

Duke Blue Devils improved to 2–0 overall with a 2–0 record against the spread in two games with recorded lines. They split their over/under record 1–1 and own a two-game winning streak.

Illinois Fighting Illini fell to 1–1 overall and 0–2 against the spread in two games with recorded lines. Both of their contests have gone over the total.

What's next for Duke Blue Devils and Illinois Fighting Illini?

Duke will host Stanford Cardinal on Saturday, September 19. Illinois returns to host Southern Illinois Salukis the same day.