Altius recorded 307 priced readings of nonstop business-class round trips from Los Angeles (LAX) to Amsterdam (AMS) booked 30 days out, across 137 departure dates between 2026-05-20 and 2026-10-04. Observed fares ran from US$4,400 to US$14,124. The lowest fare Altius scored on this window was US$4,400 for a 2026-07-21 departure, seen on 2026-06-21 — RARE at the time, 35% below the US$6,769 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.