Bieber split with longtime girlfriend Selena Gomez, 20, early this year though the pair reunited several times in the following months.
In May, the pair were spotted exchanging a friendly hug and a kiss at the Billboard Music Awards after Bieber took home two awards for the night.
"As long as people are kind to each other during a breakup, there is no reason they can't be friends. A lot of people give me relationship advice. Be patient and listen. I'm still growing. I'm trying to be a better person every day," he added.