Book a hassle-free one way trip from Koh Samui to Railay with Lomprayah. Watch the crystal clear waters of the ocean from the comfort of an air-conditioned and modern cabin or the sun deck. The five-hour journey will have you discover some of the beautiful islands along the way. Choose whichever perfectly fits your schedule — a morning or an afternoon trip. Don't miss out on visiting the protected marine park in Railay and swim among a number of colorful corals and tropical fishes.