Altius recorded 250 priced readings of nonstop business-class round trips from London (LHR) to Brussels (BRU) booked 30 days out, across 121 departure dates between 2026-06-06 and 2026-10-05. Observed fares ran from US$364 to US$458. Every fare Altius recorded for trips booked 30 days out stayed close enough to what this route typically costs that none was flagged.