Cheapest return flights from New York to Santiago in December from $230

AirHint found the following cheapest return flights from New York (LGA) to Santiago (STI) in December 2025 (see full year).

Return flights

06 Dec - 16 Dec Spirit Airlines
05 Dec - 09 Dec Spirit Airlines
06 Dec - 13 Dec Spirit Airlines
06 Dec - 09 Dec Spirit Airlines
05 Dec - 16 Dec Spirit Airlines
05 Dec - 06 Dec Spirit Airlines
06 Dec - 15 Dec Spirit Airlines
05 Dec - 15 Dec Spirit Airlines
06 Dec - 11 Dec Spirit Airlines
05 Dec - 11 Dec Spirit Airlines
30 Dec - 15 Jan Spirit Airlines
30 Dec - 14 Jan Spirit Airlines
30 Dec - 18 Jan Spirit Airlines
30 Dec - 17 Jan Spirit Airlines
30 Dec - 20 Jan Spirit Airlines
15 Dec - 18 Jan Spirit Airlines
30 Dec - 19 Jan Spirit Airlines
29 Dec - 16 Jan Spirit Airlines
29 Dec - 15 Jan Spirit Airlines
29 Dec - 18 Jan Spirit Airlines

Also check the deals for one-way flights from New York to Santiago in December.

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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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