It has been normal to pay around $250 return to KL on Air Asia in sales over the last few years. But this year the lowest prices in their sales has been quickly rising. It's around double what it was. And then it's not easy to get even those prices (Asian customers with Air Asia credit cardsholders getting priority.)
Now the reason seems clear (see below) and we probably won't be seeing flights as cheap again (or at least not regularly):
http://www.theedgemalaysia.com/highlights/190989-mas-airasia…
last call for air asia passengers…..