Altius recorded 56 priced readings of nonstop business-class round trips from Lyon (LYS) to Constantine (CZL) booked 30 days out, across 28 departure dates between 2026-08-19 and 2026-10-04. Observed fares ran from US$1,053 to US$1,095. Every fare Altius recorded for trips booked 30 days out stayed close enough to what this route typically costs that none was flagged.
Altius recorded 52 priced readings of nonstop business-class round trips from Lyon (LYS) to Constantine (CZL) booked 60 days out, across 26 departure dates between 2026-08-19 and 2026-10-02. Observed fares ran from US$1,053 to US$1,095. Every fare Altius recorded for trips booked 60 days out stayed close enough to what this route typically costs that none was flagged.
Altius recorded 54 priced readings of nonstop business-class round trips from Lyon (LYS) to Constantine (CZL) booked 90 days out, across 27 departure dates between 2026-08-19 and 2026-10-04. Observed fares ran from US$1,054 to US$1,092. Every fare Altius recorded for trips booked 90 days out stayed close enough to what this route typically costs that none was flagged.