Cheapest return flights from New York to Santiago in September from $593

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

Return flights

09 Sep - 23 Sep Spirit Airlines
10 Sep - 20 Sep Frontier Airlines
03 Sep - 08 Sep Spirit Airlines
15 Sep - 30 Sep LATAM Airlines Group
13 Sep - 20 Sep American Airlines
30 Sep - 30 Oct Delta
19 Sep - 03 Oct Delta
24 Sep - 04 Oct LATAM Airlines Group
15 Sep - 20 Sep LATAM Airlines Group

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

Skyscanner

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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