Four starters scored in double figures, and Westmont shot 50 percent in the second half as the the Warriors pulled away from Concordia, 86-75, handing the Eagles their first loss in GSAC play.
Kristen Karr led Westmont with 23 points. Aysia Shellmire scored 20, Cora Chan had 18 and Lauren McCoy added 15 points for the Warriors (18-5, 5-5).
Westmont outscored the Eagles 48-39 in the second half.
Jasmine Crawford scored 32 points for Concordia (16-4, 9-1).