Altius recorded 282 priced readings of nonstop business-class round trips from Miami (MIA) to Buenos Aires (EZE) booked 30 days out, across 124 departure dates between 2026-05-20 and 2026-09-23. Observed fares ran from US$3,426 to US$13,873. Every fare Altius recorded for trips booked 30 days out stayed close enough to what this route typically costs that none was flagged.