Altius recorded 244 priced readings of nonstop business-class round trips from London (LHR) to Rio de Janeiro (GIG) booked 90 days out, across 119 departure dates between 2026-06-06 and 2026-10-05. Observed fares ran from US$3,956 to US$13,014. The lowest fare Altius scored on this window was US$4,300 for a 2026-12-02 departure, seen on 2026-09-03 — IMPRESSIVE at the time, 29.2% below the US$6,073 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.