Mike Talley added 15 points, Eric Evans 12 and Jerry Jones 10 for the Dukes (13-9, 4-4 Atlantic 10 Conference). Monteiro also went 4 of 7 from 3-point range for Duquesne, which finished 12 of 23 from the arc (52.2 percent).

The Flyers were just 5 of 18 from long distance (27.8 percent).

Duquesne stayed ahead for most of this one, building a 16-point lead at one juncture in the opening half that led to a 49-40 advantage at intermission. The Dukes edged the Flyers 34-33 in the second half, sealing the win.

Kevin Dillard scored a game-high 22 points to lead Dayton (14-8, 4-4), which has lost a season-high three consecutive games.