Altius recorded 305 priced readings of nonstop business-class round trips from San Francisco (SFO) to Beijing (PEK) booked 90 days out, across 138 departure dates between 2026-05-20 and 2026-10-05. Observed fares ran from US$5,551 to US$12,738. The lowest fare Altius scored on this window was US$5,551 for a 2026-12-31 departure, seen on 2026-10-02 — RARE at the time, 31.5% below the US$8,104 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.