Travel to La Paz from Puno in a comfortable tour bus. This trip takes about (2 hours 45 minutes) from Puno city until Kasani (border between Peru and Bolivia) where we will start the process of verification and passport control (20-30 minutes) then we continue the trip for 30 minutes more until to arrive at Copacabana and we´ll change our bus (1 floor buses) to cross the Strait of Tiquina.
After crossing the strait, continuing with the trip (3 hours more) we will arrive to La Paz city. Total Trip Duration is 3 hours 30 minutes approx. And there is only 1 departure time:
07:30am departure Puno > La Paz 16h30 (Bolivian Time).