about 3 hr ride...bus leaves about 730 and about every hour or so most of day.Arrives at La Parada on Baharona,near Plaza Lama,on Duarte.
Do not know about Caribetour from Samana,as I always use the guaguas to Barahona.About 300 pesos.
bob
The Carbe Tours Bus schedule has buses leaving from Samana to the capitol at 7, 8:30, and 10 AM. It's about a 4 hour ride, and the drivers usually have the air conditioner blasting, so dress warm.
