Cheapest return flights from Boston to San Salvador in August from 268€

AirHint found the following cheapest return flights from Boston (BOS) to San Salvador (SAL) in August 2025 (see full year).

Return flights

11 Aug - 19 Aug Spirit Airlines
06 Aug - 19 Aug Spirit Airlines
12 Aug - 24 Aug Spirit Airlines
22 Aug - 03 Sep Spirit Airlines
09 Aug - 19 Aug Spirit Airlines
11 Aug - 24 Aug Spirit Airlines
06 Aug - 10 Aug Spirit Airlines
22 Aug - 01 Sep Spirit Airlines
06 Aug - 24 Aug Spirit Airlines
18 Aug - 30 Aug Spirit Airlines
05 Aug - 19 Aug Spirit Airlines
29 Aug - 08 Sep Avianca
01 Aug - 08 Aug Spirit Airlines

Also check the deals for one-way flights from Boston to San Salvador in August.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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