Altius recorded 304 priced readings of nonstop business-class round trips from Atlanta (ATL) to Madrid (MAD) booked 30 days out, across 135 departure dates between 2026-05-20 and 2026-10-04. Observed fares ran from US$3,910 to US$20,335. The lowest fare Altius scored on this window was US$3,910 for a 2026-07-22 departure, seen on 2026-06-22 — RARE at the time, 33% below the US$5,836 this route was typically running that day.
Altius recorded 306 priced readings of nonstop business-class round trips from Atlanta (ATL) to Madrid (MAD) booked 60 days out, across 135 departure dates between 2026-05-20 and 2026-10-04. Observed fares ran from US$4,035 to US$17,335. The lowest fare Altius scored on this window was US$4,035 for a 2026-11-27 departure, seen on 2026-09-28 — LEGENDARY at the time, 48.5% below the US$7,835 this route was typically running that day.
Altius recorded 302 priced readings of nonstop business-class round trips from Atlanta (ATL) to Madrid (MAD) booked 90 days out, across 135 departure dates between 2026-05-20 and 2026-10-04. Observed fares ran from US$3,435 to US$17,235. The lowest fare Altius scored on this window was US$3,435 for a 2026-12-14 departure, seen on 2026-09-15 — LEGENDARY at the time, 48.9% below the US$6,722 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.