Cheapest return flights from Boston to Santiago in January from 227€

Best time to book flights for Boston (BOS) to Santiago (STI) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Santiago (STI) in January 2025 (see full year).

Return flights

24 Jan - 27 Jan Frontier Airlines
20 Jan - 31 Jan Frontier Airlines
13 Jan - 20 Jan Frontier Airlines
23 Jan - 28 Jan Spirit Airlines
17 Jan - 20 Jan Frontier Airlines
21 Jan - 11 Feb United
11 Jan - 22 Jan Delta
07 Jan - 14 Jan Spirit Airlines
06 Jan - 13 Jan Spirit Airlines
03 Jan - 12 Jan Spirit Airlines
01 Jan - 05 Jan Frontier Airlines

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

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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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