Cheapest return flights from New York to Seoul in September from 866€

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

Return flights

03 Sep - 07 Sep Porter Airlines (Canada) Ltd
12 Sep - 18 Sep Porter Airlines (Canada) Ltd
02 Sep - 09 Sep Porter Airlines (Canada) Ltd
16 Sep - 23 Sep Porter Airlines (Canada) Ltd
09 Sep - 11 Sep Porter Airlines (Canada) Ltd
21 Sep - 25 Sep Frontier Airlines
15 Sep - 22 Sep Air Canada
14 Sep - 29 Sep United
30 Sep - 11 Oct United
26 Sep - 01 Oct United
01 Sep - 08 Sep Porter Airlines (Canada) Ltd
14 Sep - 27 Sep United
25 Sep - 12 Oct United
26 Sep - 10 Oct United
26 Sep - 05 Oct Air Canada
10 Sep - 02 Oct Frontier Airlines
03 Sep - 02 Oct Porter Airlines (Canada) Ltd
05 Sep - 02 Oct Porter Airlines (Canada) Ltd
26 Sep - 03 Oct Porter Airlines (Canada) Ltd
09 Sep - 09 Oct Korean Air

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

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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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