we will take airaisa plane from JB to Kota Kinabalu.
You can serf the web www.airasia.com to check.
the cheapest should be July,20 to 23rd, 280MYR or July,5th to 8th, 310MYR.
and from(http://www.universaltravel.com.sg/EASTMALAYSIA-Mount_Kinabalu_Climb-Iti.html),
It should be take us 4days to complete it.
and from (http://web.singnet.com.sg/~ajoshi/kinabalu.html) and other's experience.
it seem 4D is needed.
So, If ok, Jul,21st to Jul.24th or July,20 to 23rd, 280MYR or July,5th to 8th, 310MYR. (机票价格在变化中)
should be the date we plan. and another problem is reserve the hotel and rest house on the mountain.
if ok, then we set to book the rest house in the mountain.