Changed my sister's flight off NH-metal to UA-metal for the following.
1. Route: ORD-HND
2. Date: 12/9
3. Fare class: W (up-fared but still got a refund from the NH segment)
4. Y -> Y -> J
5. # of Plus Points: 40
6. How many days/weeks in advance ticket was purchased: 3-4 weeks
7. How many hours/days/weeks before departure did upgrade clear: At booking, PZ3