AirHint found the following cheapest return flights from Quito (UIO) to New York (JFK) in September 2025 (see full year).

Return flights

25 Sep - 30 Sep	Avianca
19 Sep - 25 Sep	Avianca
13 Sep - 30 Sep	Avianca
13 Sep - 25 Sep	Avianca
13 Sep - 20 Sep	Avianca
18 Sep - 30 Sep	Avianca
14 Sep - 20 Sep	Avianca
14 Sep - 21 Sep	Avianca
18 Sep - 14 Oct	LATAM Airlines Group
08 Sep - 15 Sep	Avianca
16 Sep - 30 Sep	Avianca
18 Sep - 02 Oct	Avianca
26 Sep - 05 Oct	Avianca	direct

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

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 Quito to New York in September from 320€

Return flights