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

Return flights

26 Mar - 29 Mar	Spirit Airlines
07 Mar - 15 Mar	Spirit Airlines
03 Mar - 13 Mar	Spirit Airlines
12 Mar - 16 Mar	Spirit Airlines
06 Mar - 16 Mar	Spirit Airlines
08 Mar - 14 Mar	Spirit Airlines
15 Mar - 20 Mar	Spirit Airlines
15 Mar - 18 Mar	Spirit Airlines
21 Mar - 04 Apr	LATAM Airlines Group
14 Mar - 18 Mar	American Airlines
25 Mar - 06 Apr	LATAM Airlines Group
26 Mar - 07 Apr	Avianca

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

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 March from $492

Return flights