Altius recorded 304 priced readings of nonstop business-class round trips from New York (JFK) to Barcelona (BCN) booked 60 days out, across 135 departure dates between 2026-05-20 and 2026-10-05. Observed fares ran from US$3,430 to US$8,310. The lowest fare Altius scored on this window was US$3,430 for a 2026-11-25 departure, seen on 2026-09-26 — RARE at the time, 35.6% below the US$5,326 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.