Cheapest return flights from Boston to San Salvador in May from $219

Best time to book flights for Boston (BOS) to San Salvador (SAL) flights at AirHint

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

Return flights

29 May - 03 Jun United
30 May - 02 Jun United
30 May - 04 Jun United
30 May - 01 Jun United
25 May - 06 Jun United
03 May - 09 May American Airlines
04 May - 16 May American Airlines
11 May - 12 May American Airlines
16 May - 21 May American Airlines
12 May - 13 May Avianca
16 May - 21 May Avianca direct
15 May - 20 May Copa
22 May - 29 May United
03 May - 15 May United
29 May - 22 Jun United
14 May - 18 May American Airlines
25 May - 06 Jun Avianca direct
30 May - 04 Jun Avianca direct
30 May - 02 Jun Avianca direct
30 May - 01 Jun Avianca direct

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

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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