The original travel guide to Koh Samui. Ko Samui hotels with lowest rates for Chaweng & Lamai. Island maps and attractions. Bangkok Airways flights to Samui airport. For more foreign correspondence mixed with food, war, travel, and photography, visit their online magazine or follow @roadskingdoms on Twitter. KOH PHANGAN, Thailand—“HELLOOO, FULL MOON PARTY!” the touts holler. Most travel agencies will be able to sell an all-in-one ticket from Bangkok to…