The 28-year-old was signed by Jose Mourinho in January 2014, and has played an instrumental role in Chelsea's title-winning campaign under Conte.
Despite his importance to the team, Matic already tried to secure a move away from the Bridge last summer, and is convinced that the time is right for a change of club.
The Serbian has many suitors, but Manchester United are reportedly the favoured destination for the former Benfica player, with the midfielder's representatives remaining in touch with Mourinho