The Southern Andaman Coast is a popular beachside region in Southern Thailand.
The area is famous for its paradise-like beaches and islands. Do an island tour or stay on one of them.
Trang is a good connecting hub to the island. It has an airport with multiple flights from and to Bangkok. An overnight sleeper train from Bangkok to Trang takes around 13 hours. Long-distance buses are also available.
Ko Muk, Ko Kradan, and Ko Ngai are easily reached from Ko Lanta by "4 Islands" snorkeling tours and also some regular boats from Ko Lanta and Trang.
Minibus + ferry or longboat transportation to islands is available from any of the tourist offices.
You can also book fixed island tours to the greatest sights.