ICN-SFO
1. Route: ICN-SFO
2. Date: February 26, 2024
3. Fare class: R
4. O-J
5. # of Plus Points: 30
6. How many days/weeks in advance ticket was purchased: 4 months
7. How many hours/days/weeks before departure did upgrade clear: 3 months
Checked this flight after upgrade was cleared: PN0, PZ0. Only five seats were taken on Seatmap now.