Altius recorded 219 priced readings of nonstop business-class round trips from London (LHR) to Tampa (TPA) booked 90 days out, across 105 departure dates between 2026-06-06 and 2026-10-04. Observed fares ran from US$3,642 to US$9,953. The lowest fare Altius scored on this window was US$3,642 for a 2026-11-04 departure, seen on 2026-08-06 — IMPRESSIVE at the time, 23.9% below the US$4,786 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.