Cheap Bus and Ferry tickets to Sai Thai

What are the most popular routes to Sai Thai?

Krabi - Sai ThaiAverage priceCA$7Average duration27mDaily departures36
Phi Phi - Sai ThaiAverage priceCA$41Average duration1h 30mDaily departures2
Phuket - Sai ThaiAverage priceCA$54Average duration2hDaily departures1