Cheapest return flights from Boston to Santiago in February from $260

AirHint found the following cheapest return flights from Boston (BOS) to Santiago (STI) in February 2026 (see full year).

Return flights

01 Feb - 03 Feb Spirit Airlines
01 Feb - 07 Feb Spirit Airlines
01 Feb - 10 Feb Spirit Airlines
01 Feb - 04 Feb Spirit Airlines
04 Feb - 07 Feb Spirit Airlines
04 Feb - 10 Feb Spirit Airlines
07 Feb - 10 Feb Spirit Airlines
10 Feb - 24 Feb Spirit Airlines
02 Feb - 10 Feb Spirit Airlines
02 Feb - 03 Feb Spirit Airlines
18 Feb - 04 Mar Spirit Airlines
23 Feb - 04 Mar Spirit Airlines
24 Feb - 04 Mar Spirit Airlines
28 Feb - 16 Mar Spirit Airlines
18 Feb - 05 Mar Spirit Airlines
23 Feb - 05 Mar Spirit Airlines
24 Feb - 05 Mar Spirit Airlines
24 Feb - 16 Mar Spirit Airlines
22 Feb - 04 Mar Spirit Airlines
20 Feb - 04 Mar Spirit Airlines

Also check the deals for one-way flights from Boston to Santiago in February.

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