Altius recorded 209 priced readings of nonstop business-class round trips from Edinburgh (EDI) to Boston (BOS) booked 30 days out, across 100 departure dates between 2026-06-06 and 2026-09-16. Observed fares ran from US$3,194 to US$8,418. The lowest fare Altius scored on this window was US$3,194 for a 2026-07-21 departure, seen on 2026-06-21 — RARE at the time, 34.5% below the US$4,876 this route was typically running that day.
Altius recorded 151 priced readings of nonstop business-class round trips from Edinburgh (EDI) to Boston (BOS) booked 60 days out, across 71 departure dates between 2026-06-06 and 2026-08-17. Observed fares ran from US$3,388 to US$8,763. The lowest fare Altius scored on this window was US$3,388 for a 2026-10-06 departure, seen on 2026-08-07 — IMPRESSIVE at the time, 23.4% below the US$4,423 this route was typically running that day. Altius has not seen a nonstop business-class round trip on this route since 2026-08-17. The record above is what was observed while fares were being returned. Routes drop out of schedules and come back, so it is worth checking again.
Altius recorded 88 priced readings of nonstop business-class round trips from Edinburgh (EDI) to Boston (BOS) booked 90 days out, across 40 departure dates between 2026-06-06 and 2026-07-18. Observed fares ran from US$3,310 to US$6,407. The lowest fare Altius scored on this window was US$3,310 for a 2026-10-13 departure, seen on 2026-07-15 — STRONG at the time, 18.1% below the US$4,042 this route was typically running that day. Altius has not seen a nonstop business-class round trip on this route since 2026-07-18. The record above is what was observed while fares were being returned. Routes drop out of schedules and come back, so it is worth checking again.
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.