Ryan Mikesell led the Flyers with 15 points. Josh Cunningham scored 14. Bryce Brown scored 34 points for Auburn.
Dayton returns to action on Dec. 16 against Tulsa in Uncasville, Conn.
Watch: Turnover bug hurts Dayton in first half vs. Auburn
The Flyers committed 16 turnovers in the first half and faced a 51-32 halftime deficit.
Dayton trailed 12-2 after the first five minutes but cut the deficit to 23-19 at the 7:45 mark on a 3-pointer by Ryan Mikesell, who led the Flyers with 10 points.
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Dayton faced a 37-29 deficit with under three minutes to play. Then Auburn dominated the final minutes with a 14-3 run. Brown scored nine of his 22 first-half points in the last 2:29.
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Crutcher and Trey Landers each scored six points for Dayton. Jordan Davis had five points. Dayton’s two big men, Cunningham and Obi Toppin, combined for three points. Toppin didn’t attempt a shot in three minutes.
Dayton shot 48 percent from the field and made 6 of 9 3-pointers. Auburn shot 61.5 percent and made 7 of 13 3-pointers. It committed seven turnovers.