This cargo boat offers a weekly service between Honiara and Gizo via Marovo Lagoon (Mbunikalo, Nggasini, Chea, Seghe). The Honiara–Gizo trip costs S$460 (S$500 in 'first class') and takes about 27 hours (10 to 13 hours to Marovo Lagoon). To Mbunikalo it costs S$380. It leaves Honiara on Saturday evening (return on Tuesday).
The ticketing office is at Point Cruz but tickets can be bought on board.