 You can fly there today and have fun and maximize your travel dollar. Your U.S. dollar is worth over $3 in Brazilian reals, and it's worth over $18 in Mexican pesos. Plus, in Argentina, it's worth over $27 in Argentine pesos. Just think of the bargains you'll get. And the way you get the cheapest airfare to any destination is by calling tickets that cheap. Save up to 75% on your foreign vacation tickets.