Originally Posted by
Great_circle
In my experience (some travel back and forth between BKK and HKG) there’s usually availability with Avios on CX even as short as only 3 weeks in advance. But I might have been lucky on those occasions.
I think for those shorter and higher frequency routes, you won't have to book so early. Last year, I was able to fly CX on Avios from SIN-HKG by booking 2 weeks in advance.