Valencia started only his seventh game of the season on Wednesday

Antonio Valencia is considering leaving Manchester United in January after becoming disenchanted with life at Old Trafford under José Mourinho.

The club captain started only his seventh game of the season on Wednesday when United stumbled to a 2-1 defeat by Valencia in the Champions League.

The Ecuadorian was named club captain at the beginning of the campaign after Michael Carrick’s retirement, but he has not started a league game in almost three months.

A little under two years ago, Mourinho described Valencia as the best right back in the world, but the £19 million summer signing of Diogo Dalot from Porto has put the 33-year-old’s long-term future at the club in doubt. Mourinho recently claimed that Dalot, 19, could be the club’s right back