By Shuttle Van
Minivans head to Santubong regularly from the market in Kuching, leaving when full.You can also have the place you are staying on the peninsula send one to Kuching for you by arrangement.
Public
Extremely cheap but unreliable public bus service operated by Petra Jaya transport departs from the market in Kuching and heads to Buntal, on the eastern side of the peninsula, and continues on to Santubong if there is sufficient demand.