Altius recorded 248 priced readings of nonstop business-class round trips from London (LHR) to Toulouse (TLS) booked 30 days out, across 121 departure dates between 2026-06-06 and 2026-10-05. Observed fares ran from US$451 to US$1,549. The lowest fare Altius scored on this window was US$473 for a 2026-08-26 departure, seen on 2026-07-27 — RARE at the time, 36.3% below the US$743 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.