Altius recorded 310 priced readings of nonstop business-class round trips from Dallas (DFW) to León (BJX) booked 30 days out, across 138 departure dates between 2026-05-20 and 2026-10-04. Observed fares ran from US$1,006 to US$1,691. The lowest fare Altius scored on this window was US$1,006 for a 2026-06-19 departure, seen on 2026-05-20 — DECENT at the time, 14.4% below the US$1,175 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.