You can arrive to Koh Samui in different ways.
1. Fly with Bangkok Airways to Koh Samui
2. Fly with Thai Air, One-Two-Go or Thai Air Asia to
Suratthani and then take the bus to Donsak and the
ferry to Nathon on Koh Samui.
3. Train to Suratthani or Bus to Koh Samui
4. Boat from Chumphon