The Lakers are reportedly interested in acquiring Butler to pair with superstar LeBron James.
The 76ers are hoping to add at least one rotation piece in the 2019 NBA Draft.
The 76ers acquired Butler from the Timberwolves in mid-November in exchange for a package centered around Dario Saric and Robert Covington.
The Nets, Kings, Pacers, Mavericks and Jazz are all expected to pursue Harris in free agency, according to the Philadelphia Inquirer.
The 76ers, Nets, Hawks and Celtics may be "looking to unload" picks on the trade market, according to The Athletic.
Butler averaged 18.2 points in 55 regular-season appearances for Philadelphia after he was traded from the Timberwolves in mid-November.
Zion Williamson knows where he is set to end up and the Los Angeles Lakers have a new coach.
Australia will be boosted by the availability of Ben Simmons for the FIBA Basketball World Cup.
As they approach free agency, Jimmy Butler and Tobias Harris talked about their Philadelphia 76ers futures.
Philadelphia wings Jimmy Butler and Tobias Harris are both expected to be unrestricted free agents this summer.