Altius recorded 314 priced readings of nonstop business-class round trips from Atlanta (ATL) to São Paulo (GRU) booked 60 days out, across 139 departure dates between 2026-05-20 and 2026-10-05. Observed fares ran from US$3,744 to US$12,889. The lowest fare Altius scored on this window was US$3,744 for a 2026-10-27 departure, seen on 2026-08-28 — RARE at the time, 35.3% below the US$5,787 this route was typically running that day.
A fare can move between our two readings of the same day, most often on the days furthest below typical. Where a day's two readings differ enough to matter, the chart marks that day and both readings can be read separately.