The month of February is, on average, the cheapest month to fly to La Paz from Canada, with most prices found around 404 C$. If you are unable to visit La Paz during the month of February, then departing from Canada during the month May is also very affordable. Most momondo users find prices during this month for around 536 C$.
The cheapest day to depart from Canada to La Paz is on a Tuesday when prices can be found for as low as 596 C$. The most expensive day to fly to La Paz is Monday, with ticket prices averaging around 748 C$.