The 33-year-old former Barcelona goalkeeper is a certainty to depart United after being locked out of first-team training by Louis van Gaal and his representative Gines Carvajal says a move will be made in January.
"He needs to go to a place he feels is right for him," his agent old Radio Marca.
"He won't be coming to Spain, unless he decides otherwise.
"It is obvious he must leave in January, and we are looking to find a move that he likes.
"He had the option of coming to Valencia in the summer and did not want to."