From Trang

For traveler come up from Malaysia or take train down from Bangkok, Trang is only the access point to Koh Lanta with the distance about 140 kilometers and takes approximately 2 hours by minivan, including passage on the two car ferries.

A public minivan service operates throughout the year, with buses leaving daily during 10:00 to 15:30 on every one hour. The minivan station is within a tour office opposite the train station.

Returning trip is easily to book with your resort stayed which the driver will pick you up directly from your place. The ticket has no seat number and the van may be delay incase not full passenger.