The 2018–19 UIC Flames men's basketball team represented the University of Illinois at Chicago in the 2018–19 NCAA Division I men's basketball season.

The Flames, led by fourth-year head coach Steve McClain, played their home games at Credit Union 1 Arena as members of the Horizon League.

They lost in the quarterfinals of the Horizon League tournament to Green Bay.

They lost in the quarterfinals of the Horizon League tournament to Milwaukee.

They were invited to the CollegeInsider.com Tournament where they defeated Saint Francis (PA), Austin Peay, and Liberty to advance to the championship game where they lost to Northern Colorado.