Altius recorded 196 priced readings of nonstop business-class round trips from Miami (MIA) to Rio de Janeiro (GIG) booked 90 days out, across 99 departure dates between 2026-06-29 and 2026-10-05. Observed fares ran from US$4,400 to US$8,738. The lowest fare Altius scored on this window was US$4,400 for a 2026-12-01 departure, seen on 2026-09-02 — IMPRESSIVE at the time, 22.6% below the US$5,685 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.