Altius recorded 44 priced readings of nonstop business-class round trips from Rome (FCO) to Seoul (ICN) booked 30 days out, across 24 departure dates between 2026-08-20 and 2026-10-04. Observed fares ran from US$3,217 to US$10,701. The lowest fare Altius scored on this window was US$3,408 for a 2026-10-30 departure, seen on 2026-09-30 — STRONG at the time, 17% below the US$4,106 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.