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Cheapest one-way flights from Boston (BOS) to San Salvador (SAL), August

Select a price to book. see full year.

Dates, airline, and price
Dates	Airline	Price
30 Aug	Air Canada
27 Aug	United
29 Aug	United
28 Aug	United
26 Aug	United
30 Aug	Avianca Direct Flight
28 Aug	Avianca Direct Flight
29 Aug	Avianca Direct Flight
31 Aug	Avianca Direct Flight
26 Aug	Avianca Direct Flight

deals for return flights from Boston to San Salvador in August.

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Updated Aug 25, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Boston (BOS) to San Salvador (SAL), August

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