Kwan Chee Vee Tour operates a bus from Kanchanaburi to Rayong hourly. Tickets cost $5 and the journey takes 3 h. Rayong Tour also services this route hourly.
How to get from Kanchanaburi to Rayong
From Kanchanaburi Mini Van to Bangkok Mochit Bus Terminal then bus to Rayong Tour Bus. 7 h ฿372. From Kanchanaburi taxi to Rayong. 3 h 44 min ฿3349. From Kanchanaburi drive to Rayong. 3 h 44 min ฿1031.