Altius recorded 94 priced readings of nonstop business-class round trips from Paris (CDG) to Hanoi (HAN) booked 90 days out, across 47 departure dates between 2026-08-19 and 2026-10-04. Observed fares ran from US$4,479 to US$5,838. Every fare Altius recorded for trips booked 90 days out stayed close enough to what this route typically costs that none was flagged.