You got that right! Definitely Phuketferry. You may think that we are just recommending our services; and you may be partly right, because duh! It is our blog!
We offer a daily direct ferry from Koh Lanta to Koh Bulon that takes about two hours. The ferry departs from Yacht Master, Koh Lanta at 10:30 and reaches Koh Bulon by 12:30.
A daily direct ferry is also available from Koh Bulon to Koh Lanta.