The FA Cup quarter-final replay against Chelsea has been slotted in for Easter Monday, 1 April, with a 12.30pm GMT kick-off. The Stamford Bridge tie will be live on ITV1 following the 2-2 draw at Old Trafford last weekend.
The Reds are at Sunderland on the Saturday before the cup assignment and Chelsea have moved their Barclays Premier League fixture against Southampton back to the same day.
Meanwhile, the league encounter at West Ham will take place on Wednesday 17 April with a 7.45pm GMT kick-off. The Upton Park match is live on Sky Sports and United have played at the East London ground once already this year, earning a 2-2 draw in the FA Cup third round.