Altius recorded 140 priced readings of nonstop business-class round trips from Chicago (ORD) to Honolulu (HNL) booked 30 days out, across 71 departure dates between 2026-07-25 and 2026-10-04. Observed fares ran from US$3,446 to US$8,705. The lowest fare Altius scored on this window was US$3,446 for a 2026-11-02 departure, seen on 2026-10-03 — RARE at the time, 41.2% below the US$5,861 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.