Cheapest return flights from New York to Santiago in December from 408€

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

Return flights

31 Dec - 13 Jan jetBlue
28 Dec - 17 Jan Spirit Airlines
28 Dec - 13 Jan Spirit Airlines
28 Dec - 11 Jan Spirit Airlines
31 Dec - 08 Jan Frontier Airlines
30 Dec - 17 Jan Spirit Airlines
30 Dec - 13 Jan Spirit Airlines
28 Dec - 12 Jan Spirit Airlines
28 Dec - 10 Jan Spirit Airlines
30 Dec - 18 Jan Spirit Airlines
28 Dec - 31 Dec Spirit Airlines
25 Dec - 29 Dec Spirit Airlines
22 Dec - 24 Dec Spirit Airlines
22 Dec - 27 Dec Spirit Airlines
22 Dec - 26 Dec 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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