Altius recorded 308 priced readings of nonstop business-class round trips from Newark (EWR) to Tokyo (HND) booked 90 days out, across 139 departure dates between 2026-05-20 and 2026-10-05. Observed fares ran from US$5,188 to US$16,460. The lowest fare Altius scored on this window was US$5,188 for a 2026-12-31 departure, seen on 2026-10-02 — RARE at the time, 30.7% below the US$7,486 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.