Altius recorded 244 priced readings of nonstop business-class round trips from Edinburgh (EDI) to Istanbul (IST) booked 60 days out, across 118 departure dates between 2026-06-06 and 2026-10-04. Observed fares ran from US$1,117 to US$2,733. The lowest fare Altius scored on this window was US$1,117 for a 2026-12-03 departure, seen on 2026-10-04 — IMPRESSIVE at the time, 27.7% below the US$1,545 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.