Altius recorded 309 priced readings of nonstop business-class round trips from Miami (MIA) to Madrid (MAD) booked 90 days out, across 138 departure dates between 2026-05-20 and 2026-10-04. Observed fares ran from US$3,872 to US$7,355. Every fare Altius recorded for trips booked 90 days out stayed close enough to what this route typically costs that none was flagged.