Cheapest return flights from Boston to Santiago in June from $427

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 June 2025 (see full year).

Return flights

10 Jun - 25 Jun Delta
11 Jun - 18 Jun American Airlines
12 Jun - 15 Jun Spirit Airlines
30 Jun - 10 Jul American Airlines
30 Jun - 11 Jul American Airlines
30 Jun - 15 Jul American Airlines
11 Jun - 18 Jun jetBlue direct
16 Jun - 23 Jun jetBlue
30 Jun - 12 Jul American Airlines
24 Jun - 02 Jul American Airlines
30 Jun - 14 Jul American Airlines
15 Jun - 21 Jun Spirit Airlines
24 Jun - 02 Jul jetBlue direct
13 Jun - 16 Jun American Airlines
25 Jun - 09 Jul American Airlines
26 Jun - 10 Jul American Airlines
25 Jun - 08 Jul American Airlines
10 Jun - 25 Jun jetBlue direct
16 Jun - 23 Jun jetBlue direct
13 Jun - 16 Jun jetBlue direct

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

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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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