Cheap flights from Sofia to Boston in October 2026
October 2026 is trading near the usual range on this route. The week guide below is the fastest way to find the cleaner departure windows.
Lowest fare
€704
Typical fare
€726
Current signal
Near typical
High fare
€745
Destination view
October 2026 fares to Boston from Sofia.
Week by week
Which week looks strongest in October 2026?
Start with the strongest week, then compare the live fares below. This keeps the page focused on one question: when does this route usually open best inside October 2026?
Week window
12 Oct - 18 Oct
This week is trading near the route norm right now.
Week window
19 Oct - 25 Oct
Current fares sit 1% below the usual range for this week.
Week window
26 Oct - 31 Oct
Current fares sit 1% below the usual range for this week.
Live fares now
Bookable fares for October 2026
Open a live fare first if you are ready to book. These cards keep the month page tied to real inventory, not filler copy.
Swiss International Air Lines
€829
14 Oct → 21 Oct
Updated 171d ago
Search intent answers
Quick answers for October 2026
Is October 2026 a good time to fly from Sofia to Boston?
Yes. Current fares in October 2026 are running 3% below the usual range on this route.
Which week looks cheapest in October 2026?
19 Oct - 25 Oct is the clearest week to open first based on the current fare spread.
Are direct flights available on this route in October 2026?
Direct fares are limited right now, so the month is leaning more on connecting options.