Altius recorded 248 priced readings of nonstop business-class round trips from London (LHR) to Amsterdam (AMS) booked 30 days out, across 120 departure dates between 2026-06-06 and 2026-10-05. Observed fares ran from US$375 to US$573. Every fare Altius recorded for trips booked 30 days out stayed close enough to what this route typically costs that none was flagged.