LSU led 36-10 at halftime on its way to the blowout 71-34 victory over Arkansas at the Pete Maravich Assembly Center in Baton Rouge, La.
The loss was the third in a row for Arkansas (16-8, 5-5 SEC) and the fourth consecutive against the Tigers.
The Razorbacks trimmed the deficit to 20 on four separate occasions in the third quarter, but LSU opened up a 40-point advantage (71-31) with 2:11 left in the game.
Arkansas never led in the game and was outscored in points in the paint (52-24), bench points (17-5), points off turnovers (25-15) and second-chance points (15-3).
LSU (13-8, 4-5) outrebounded Arkansas 46-26.
Chelsea Dungee (14) and Malica Monk (12) combined to score 26 of the Razorbacks’ 34 points.
LSU’s Ayana Mitchell led all scorers with 21 points and had a game-high 17 rebounds.
The loss came on the heels of two close home losses for the Razorbacks, who lost 80-72 to Georgia and 87-79 to No. 12 South Carolina at Bud Walton Arena.
The 37-point loss was Arkansas' worst this season. The previous worst was by 24 last month to No. 6 Mississippi State.
Arkansas is scheduled to host Auburn on Sunday at 1 p.m.