Originally Posted by
rv4l
Thanks I've tried to look ant seems all have a stopover in HKG? I tried looking on CX website and on Google flights, seems nothing direct for ICN to CGK or SIN, only for KUL.

Transiting / stopping over in HKG would get you more points indeed. And I’d suggest non-ex-HKG fare if you’re looking for good value. There can be good deals ex-ICN (as suggested), ex-TPE and perhaps ex-BKK too.