Chumphon → Koh Tao
Lomprayah catamarans leave Chumphon at 06:00, 12:00 and 13:30 (฿413–550, 1 h 45 – 2 h 45) and Boonsiri at 06:45 and 13:00 (฿650); the sleeper night boats from Chumphon town leave 19:00–21:00 and arrive at 02:00–04:00 for ฿500. Which pier each uses, how to get there from the railway station, and what the sea is like.
ThailandChumphonKoh TaoFerries