Altius recorded 143 priced readings of nonstop business-class round trips from Frankfurt (FRA) to Philadelphia (PHL) booked 30 days out, across 72 departure dates between 2026-06-21 and 2026-10-04. Observed fares ran from US$4,171 to US$7,762. Every fare Altius recorded for trips booked 30 days out stayed close enough to what this route typically costs that none was flagged.