Will Neighbour had 13 points and six rebounds for the Trojans (6-3, 2-0 Sun Belt).
UALR came out fast in the second half to open up a 41-28 advantage. Louisiana-Monroe responded with back-to-back 3-pointers from James and Trent Mackey to cut the deficit to seven, but that was as close as it would get.
The Trojans scored eight straight points, including four from Dillard, to build a 53-38 advantage with 11:43 remaining.
Louisiana-Monroe committed 20 turnovers.