Cheap flights from Boston to San Salvador
Cheapest current fares: $157 in November 2026, 3,654 km direct flight in ~4h 18m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Boston (BOS) to San Salvador (SAL). Refreshed daily.
Boston (BOS) → San Salvador (SAL)
- November 2026 $157
- August 2026 $286
Frequently asked questions
-
What is the cheapest month to fly from Boston to San Salvador?
Based on current 6-month forward fare data, November 2026 is the cheapest month to fly from Boston (BOS) to San Salvador (SAL), with fares starting from $157.
-
What is the lowest current fare from BOS to SAL?
The lowest currently-listed fare from Boston (BOS) to San Salvador (SAL) is $157 on 2026-11-30.
-
How long is the flight from Boston to San Salvador?
Direct flights from BOS to SAL cover approximately 3,654 km (2,270 miles), with an estimated flight time of 4h 18m. Operating airlines: AV.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.