Altius recorded 208 priced readings of nonstop business-class round trips from Frankfurt (FRA) to Hanoi (HAN) booked 90 days out, across 106 departure dates between 2026-06-21 and 2026-10-05. Observed fares ran from US$3,313 to US$5,024. Every fare Altius recorded for trips booked 90 days out stayed close enough to what this route typically costs that none was flagged.