Altius recorded 305 priced readings of nonstop business-class round trips from Atlanta (ATL) to Los Cabos (SJD) booked 90 days out, across 135 departure dates between 2026-05-20 and 2026-10-05. Observed fares ran from US$1,964 to US$4,771. The lowest fare Altius scored on this window was US$1,964 for a 2026-12-19 departure, seen on 2026-09-20 — RARE at the time, 34.7% below the US$3,008 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.