AirHint found the following cheapest return flights from New York (LGA) to Santiago (SCL) in January 2026 (see full year).

Return flights

28 Jan - 06 Feb	Spirit Airlines
29 Jan - 11 Feb	Spirit Airlines
26 Jan - 28 Feb	Spirit Airlines
30 Jan - 15 Feb	United
27 Jan - 31 Jan	Spirit Airlines
20 Jan - 26 Jan	Spirit Airlines
25 Jan - 01 Feb	United
16 Jan - 23 Jan	Delta
17 Jan - 24 Jan	United
23 Jan - 29 Jan	Spirit Airlines
28 Jan - 01 Feb	Spirit Airlines
25 Jan - 22 Feb	United
25 Jan - 30 Jan	Spirit Airlines
18 Jan - 22 Jan	Delta
23 Jan - 14 Feb	Avianca

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

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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Cheapest return flights from New York to Santiago in January from 564€

Return flights