Altius recorded 40 priced readings of nonstop business-class round trips from Rome (FCO) to Montréal (YUL) booked 60 days out, across 20 departure dates between 2026-08-19 and 2026-10-03. Observed fares ran from US$4,661 to US$7,060. The lowest fare Altius scored on this window was US$4,661 for a 2026-11-20 departure, seen on 2026-09-21 — STRONG at the time, 15.6% below the US$5,523 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.