Cheapest one-way flights from New York to Seoul in September from $429

AirHint found the following cheapest one-way flights from New York (NYC) to Seoul (ICN) in September 2025 (see full year).

One-Way flights

10 Sep Air Canada
16 Sep Air Canada
09 Sep Frontier Airlines
30 Sep Flair Airlines
18 Sep Air Canada
05 Sep Spirit Airlines
11 Sep Air Canada
17 Sep Philippine Airlines
04 Sep Flair Airlines
12 Sep Frontier Airlines

Also check the deals for return flights from New York to Seoul 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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