AirHint found the following cheapest return flights from Boston (BOS) to Santiago (SCL) in February 2026 (see full year).
Return flights
| 01 Feb - 12 Feb | Delta | ||
| 02 Feb - 09 Feb | Copa | ||
| 18 Feb - 07 Mar | Spirit Airlines | ||
| 11 Feb - 16 Feb | United | ||
| 11 Feb - 15 Feb | United |
Also check the deals for one-way flights from Boston to Santiago in February.
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