Altius recorded 160 priced readings of nonstop business-class round trips from London (LHR) to Naples (NAP) booked 60 days out, across 77 departure dates between 2026-06-06 and 2026-10-05. Observed fares ran from US$529 to US$1,321. The lowest fare Altius scored on this window was US$529 for a 2026-09-24 departure, seen on 2026-07-26 — RARE at the time, 35.1% below the US$815 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.