The Italy international arrived at Old Trafford in a £12m deal last summer.
And despite a promising start to life in England, it seems the 26-year-old’s stay on these shores could be short-lived.
Antonio Valencia has been preferred at right-back this season.
And The Times say Jose Mourinho has been so impressed by the rise of Timothy Fosu-Mensah that he is prepared to give him the opportunity to fight it out for a spot in his starting XI.
The former Chelsea boss is believed to see the 18-year-old as an extremely exciting prospect - placing him in the same category as fellow Red Devils starlet Marcus Rashford.
And he is even said to have intervened in recent contract talks to promise the Holland Under-21 international he would be handed the chance to shine more regularly.
Prior to last night’s Europa League cameo against Fenerbahce he had made just two first-team appearances this campaign.
Mourinho's stance apparently means Darmian is regarded as surplus to requirements in Manchester.
The former Torino ace is not without suitors in his homeland though.
Inter Milan have been credited with interest in securing his services.