Cathay Pacific Asia Miles expire after 18 months of inactivity. You can keep your Asia Miles active by earning or redeeming at least one Asia Mile every 18 months.
There are many ways to earn Asia Miles, including flying on Cathay Pacific or a Oneworld partner, shopping online via the Asia Miles portal, eating at a restaurant with Asia Miles Dining, staying at a partner hotel, or spending on a Cathay Pacific credit card.
Comparison of Mileage Expiration Policies
Below are the mileage expiration policies for the major airline points programs, so you can see how Cathay Pacific Asia Miles compares to the competition.