From Krabi

You can use the public ferry or a minivan to Koh Lanta. The ferry runs 2 time a day at 10:00 AM and 13:00 AM.from Krabi ( Klong Ji lard pier), inside Krabi town . The minivan runs from 6:00 AM. Until 17:00 PM. daily, leaving every hour.

Please notice thet the ferry only runs in high season during November until mid May. During low season Koh Lanta can be accessed by minivan only.