La Paz Margarita Mix Where Do I Buy The Cheapest Tickets To La Paz Or Tarija Bolivia?

Where do I buy the cheapest tickets to La Paz or Tarija Bolivia? - la paz margarita mix

I know that Washington DC, cheap tickets to La Paz, Bolivia, Tarija, Bolivia. Tickets for not so expensive and if you know of a site or place are super cheap ticket to Bolivia. it would be so good!