Altius recorded 55 priced readings of nonstop business-class round trips from Paris (CDG) to Fortaleza (FOR) booked 30 days out, across 28 departure dates between 2026-08-19 and 2026-10-05. Observed fares ran from US$3,247 to US$9,407. The lowest fare Altius scored on this window was US$3,247 for a 2026-10-01 departure, seen on 2026-09-01 — RARE at the time, 43.8% below the US$5,778 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.