The fullback is eager to leave the Gunners this month, with a return to Real Betis his favoured option after last season's Copa del Rey winning loan.
However, Mundo Deportivo says Barca are also interested.
After being turned down by Chelsea captain Cesar Azpilicueta, Barca are turning to Bellerin as an alternative.
Barca have asked Bellerin about his plans and have registered their interest.