The match will have a 5pm BST kick-off.
Final confirmation that this will be the venue/time are expected very shortly.
United will play the home leg a week later on Thursday 14th March with a kick-off time of 8.05pm.
Newcastle's match with Stoke City will be rescheduled for Sunday 10th March.
Europa League draw Last 16 draw:
Plzen v Fenerbahce
Benfica v Bordeaux
Anzhi Mackhachkala v Newcastle
VfB Stuttgart v Lazio
Tottenham v Inter Milan
Levante v Rubin Kazan
Basel v Zenit St Petersburg
Steaua Bucuresti v Chelsea
•The last-16 first legs are to be played March 7; the second legs to be played March 14.