The bus is the best option for a direct and convenient trip between Phang Nga and Kanchanaburi. The downside is the relatively long travel duration.
Traveling from Phang Nga to Kanchanaburi is done by bus and takes approximately 6 hours. If you're looking for a convenient way to travel between the cities, the bus is worth considering. However, be prepared for the long travel time.
If you're looking to save money, the bus is also the cheapest option, with prices ranging from 450 to 900 THB. Keep in mind the long travel time.
For families seeking comfort, the bus offers a direct option, but be prepared for a lengthy journey of about 6 hours.