Bluewater Express IX sails three routes between five ports in Indonesia, mostly Bangsal, Serangan and Padang Bai. From Serangan: Bangsal, Padang Bai, Gili Trawangan and Gili Air. From Padang Bai: Bangsal, Gili Trawangan and Gili Air. From Gili Trawangan: Bangsal, Serangan, Padang Bai and Gili Air.