Terms between all parties have been settled over a permanent transfer for the Uruguay international.
The Athletic's David Ornstein is reporting: "Manuel Ugarte travelling to England today for medical ahead of joining Man Utd from PSG.
"MUFC deal for 23yo Uruguay int’l midfielder €50m + €10m adds (performance/success) - #PSG initially wanted €60m fixed."
The Uruguayan will be United's fifth signing of the summer.