lily8791 – https://airlinesupdates.com/blog/cathay-pacific-upgrade/

Whether you’re flying Economy and dream of stretching out in Premium Economy, or you’re in Premium Economy and aspire to experience the elegance of Business Class,
Cathay Pacific seat upgrade program caters to your desires. This program allows passengers to leverage their Marco Polo Club miles or frequent flyer miles to secure an upgrade to a higher class, elevating the overall travel experience.