Rung Kit operates a bus from Phuket to Ranong every 4 hours. Tickets cost $9 and the journey takes 5 h 30 min. Alternatively, Thai AirAsia, Nok Air and Thai Lion Mentari fly from Phuket to Ranong hourly.
From Phuket Bus Terminal 2 bus to Ranong Bus Station. 5 h 30 min ฿270. From Phuket drive to Ranong. 4 h 35 min ฿1034. From Central Big C bus to Phuket airport, fly to Ranong airport, then taxi to Ranong. 6 h 1 min ฿4778.