Cheapest one-way flights from New York to Seoul in September from $369

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

One-Way flights

30 Sep Frontier Airlines
17 Sep Frontier Airlines
26 Sep Philippine Airlines
22 Sep Frontier Airlines
29 Sep Frontier Airlines
20 Sep Frontier Airlines
23 Sep Norse Atlantic Airways (UK)
24 Sep Frontier Airlines
10 Sep jetBlue
25 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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