United have been given 4,700 tickets for the January 4 FA Cup Third Round tie at Southampton.
They cost £30 for adults, £20 for over 65s and supporters aged from 17 to 19 or that are students and £15 for under 16s.
Executive members and season ticket holders who went to home cup games against Villarreal, Middlesbrough, Celtic, QPR and Blackburn can apply by calling 0161 868 8000 and choosing option 1.
The deadline is 8am this Friday. Results are out on December 17.
If you want a student ticket and your application is successful, it will be posted to you. You must then bring the ticket to the ground and show their student ID to make sure they get the student price.
The club are running coaches to the match, with places priced at £30 per person. They leave the Old Trafford N2 car park at 10.30am and will be back by 11.30pm. To book, click here.