The Sentosa Bus is one of a few main modes of transport within the Sentosa island, in addition the Sentosa Express monorail, Cable car and Beach tram. It does not travel to the Singapore mainland.
Visitors to the island are largely dependent on this bus service to get around. The buses are air-conditioned, comfortable and free for visitors to Sentosa. There are three main buses to choose from. Bus 1 and 2 ply similar routes in opposite directions while Bus 3 connects to attractions on the eastern side of Sentosa.