Altius recorded 33 priced readings of nonstop business-class round trips from Rome (FCO) to Buenos Aires (EZE) booked 30 days out, across 19 departure dates between 2026-08-19 and 2026-09-18. Observed fares ran from US$4,319 to US$6,787. The lowest fare Altius scored on this window was US$5,196 for a 2026-10-11 departure, seen on 2026-09-11 — DECENT at the time, 14.3% below the US$6,063 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.