Altius recorded 144 priced readings of nonstop business-class round trips from Los Angeles (LAX) to Chicago (ORD) booked 90 days out, across 73 departure dates between 2026-07-25 and 2026-10-05. Observed fares ran from US$897 to US$1,299. The lowest fare Altius scored on this window was US$897 for a 2026-12-08 departure, seen on 2026-09-09 — DECENT at the time, 10.1% below the US$998 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.