The Bulls won their fourth straight game in Phoenix, tying Miami and Oklahoma City for the longest active winning streak by a visiting team.
"We have a lot of vets on this team and we did a good job of being calm and letting the game come to us," Deng said.
The Bulls led 29-27 at the end of a back-and-forth first quarter. Boozer scored 10 points and Chicago shot 62 percent from the field.
The Bulls led by as many as seven points in the second, 40-33, before Scola heated up. He scored eight points during a 13-6 run that gave the Suns a 46-42 lead with 4:45 left in the first half.
Chicago stormed back with a 13-0 run, led by Boozer and reserve Jimmy Butler. Boozer scored 16 points in the first half on 8-of-12 shooting and the Bulls went 4 of 7 on 3-pointers while shooting 58.5 percent in the first half to lead 57-51 at the break.
Scola shot 8 of 13 and scored 16 points in the first half to go with seven rebounds.
The Bulls jumped out to a 63-54 lead, matching their largest advantage of the game, in the first 3 minutes of the third quarter. Noah stole a pass and dribbled from beyond halfcourt for a dunk to cap a mini-run.
Suns forward Markieff Morris went down hard in the closing seconds of regulation and walked slowly off the court with a bag of ice on his backside. He didn't return and is day to day with a bruised lower back.
NOTES: Hinrich returned to the lineup after missing Monday's game against Minnesota with a strained right hip. He scored three points and had seven assists in 27 minutes. ... Suns C Jermaine O'Neal was activated before the game after missing the previous five to attend to a family matter. He did not play. O'Neal has not played since Nov. 4 at Orlando. ... Los Angeles Dodgers outfielder Matt Kemp sat courtside.