Cheapest return flights from New York to Seoul in September from $778

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

Return flights

14 Sep - 11 Oct Philippine Airlines
28 Sep - 11 Oct Philippine Airlines
07 Sep - 14 Sep Philippine Airlines
28 Sep - 26 Oct Philippine Airlines
26 Sep - 28 Sep Philippine Airlines
07 Sep - 21 Sep Philippine Airlines
03 Sep - 14 Oct Philippine Airlines
03 Sep - 29 Sep Philippine Airlines
26 Sep - 07 Oct Philippine Airlines
24 Sep - 20 Oct Philippine Airlines
24 Sep - 19 Oct Philippine Airlines
03 Sep - 17 Sep Philippine Airlines
21 Sep - 24 Sep Philippine Airlines
14 Sep - 21 Sep Philippine Airlines
19 Sep - 23 Sep Philippine Airlines
05 Sep - 14 Sep Alaska Airlines
11 Sep - 18 Sep Ethiopian Airlines
18 Sep - 09 Oct Ethiopian Airlines
30 Sep - 26 Oct Porter Airlines (Canada) Ltd
30 Sep - 09 Oct Ethiopian Airlines

Also check the deals for one-way 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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