Altius recorded 308 priced readings of nonstop business-class round trips from Washington (IAD) to Panama City (PTY) booked 60 days out, across 137 departure dates between 2026-05-20 and 2026-10-04. Observed fares ran from US$1,132 to US$2,849. The lowest fare Altius scored on this window was US$1,132 for a 2026-08-13 departure, seen on 2026-06-14 — DECENT at the time, 14.3% below the US$1,321 this route was typically running that day.
A fare can move between our two readings of the same day, most often on the days furthest below typical. Where a day's two readings differ enough to matter, the chart marks that day and both readings can be read separately.