Altius recorded 146 priced readings of nonstop business-class round trips from New York (JFK) to Buenos Aires (EZE) booked 60 days out, across 74 departure dates between 2026-06-29 and 2026-10-04. Observed fares ran from US$4,453 to US$9,303. The lowest fare Altius scored on this window was US$4,853 for a 2026-11-17 departure, seen on 2026-09-18 — DECENT at the time, 13.4% below the US$5,604 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.