Cheapest return flights from Boston to San Salvador in January from 173€

AirHint found the following cheapest return flights from Boston (BOS) to San Salvador (SAL) in January 2026 (see full year).

Return flights

20 Jan - 22 Jan Spirit Airlines
20 Jan - 29 Jan Spirit Airlines
20 Jan - 08 Feb Spirit Airlines
20 Jan - 25 Jan Spirit Airlines
12 Jan - 28 Jan Spirit Airlines
13 Jan - 22 Jan Spirit Airlines
20 Jan - 01 Feb Spirit Airlines
13 Jan - 29 Jan Spirit Airlines
23 Jan - 28 Jan Spirit Airlines
18 Jan - 22 Jan Spirit Airlines
18 Jan - 29 Jan Spirit Airlines
11 Jan - 22 Jan Spirit Airlines
29 Jan - 08 Feb Spirit Airlines
29 Jan - 02 Feb Spirit Airlines
22 Jan - 08 Feb Spirit Airlines
11 Jan - 01 Feb Spirit Airlines
29 Jan - 01 Feb Spirit Airlines
08 Jan - 08 Feb Spirit Airlines
30 Jan - 02 Feb Spirit Airlines
13 Jan - 01 Feb Spirit Airlines

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

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