LATAM has a sale from Sao Paulo, Brazil to Boston with flights from $1341 or BRL 4999. Flights are operated on the ex-LAN Boeing 767s which features a 2-2-2 lie-flat business class product.
At PremiumCabinDeals, our team can work with you on a consulting session to plan a trip around this fare if based across South America. For all travelers we can also work to figure out dates and how to position in order to to take advantage of this "Premium Cabin Deal" ! 😃