The Portugal wing-back is ready to leave Al-Hilal this month and is fielding interest from major European clubs.
Transfer expert Fabrizio Romano is reporting: "João Cancelo, set to leave Al Hilal in January window as reported this week.
"Inter have approached Al Hilal to ask for loan deal conditions and explore potential structure of the deal.
"Barcelona and Juventus also had contact in last 48h to ask about Cancelo situation."
Cancelo had a loan spell with Barca when contracted to Manchester City before his sale to Al-Hilal last year. He is also a former Juve and Inter player.