D'Antoni replaced Mike Brown, who was fired less than a month into the season. The Lakers won for the fourth time in nine games, displaying an up-tempo pace in which four players produced more than three-fourths of the team's points.
Los Angeles closed the third period on a 10-2 run after the game had been tied with 2:30 left in the quarter. The lead grew to 15 during the first 2:30 of the final period.
Goran Dragic scored 22 for the Suns, who suffered their second straight loss.