AirHint found the following cheapest return flights from New York (NYC) to Buenos Aires (EZE) in October 2025 (see full year).

Return flights

11 Oct - 18 Oct	Copa
27 Oct - 03 Nov	Spirit Airlines
24 Oct - 28 Oct	Spirit Airlines
15 Oct - 28 Oct	Spirit Airlines
12 Oct - 29 Oct	Copa
29 Oct - 07 Nov	Copa
10 Oct - 17 Oct	Avianca
03 Oct - 10 Oct	Frontier Airlines
13 Oct - 27 Oct	Avianca
14 Oct - 26 Oct	Spirit Airlines
10 Oct - 13 Oct	Avianca
03 Oct - 12 Oct	Frontier Airlines
11 Oct - 22 Nov	Copa
30 Oct - 07 Nov	Avianca
27 Oct - 03 Nov	Delta	direct
15 Oct - 05 Nov	Air Canada
16 Oct - 05 Nov	Delta
17 Oct - 05 Nov	Delta

Also check the deals for one-way flights from New York to Buenos Aires in October.

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 Buenos Aires in October from 566€

Return flights