Freshmen LiAngelo Ball, Jalen Hill and Cody Riley remained in Hangzhou, China, while the rest of the team returned home.
Ball is the brother of Los Angeles Lakers rookie Lonzo Ball.
Earlier Saturday, the No. 21-ranked UCLA squad won its season-opening game 63-60 over Georgia Tech in Shanghai.
The three players were questioned by police about allegedly stealing from a Louis Vuitton store next to the team's hotel in Hangzhou, which the Bruins visited before traveling to Shanghai.