AirHint found the following cheapest return flights from New York (NYC) to Seoul (ICN) in October 2026 (see full year).

Return flights

25 Oct - 11 Nov	Etihad Airways
23 Oct - 01 Nov	Etihad Airways
20 Oct - 07 Nov	Etihad Airways
08 Oct - 21 Oct	Turkish Airlines
20 Oct - 01 Nov	Turkish Airlines
17 Oct - 31 Oct	Etihad Airways
20 Oct - 08 Nov	Turkish Airlines
08 Oct - 18 Oct	Cathay Pacific
01 Oct - 31 Oct	Korean Air	direct
20 Oct - 07 Nov	Korean Air	direct
20 Oct - 08 Nov	Korean Air	direct
25 Oct - 11 Nov	Korean Air	direct
23 Oct - 01 Nov	Korean Air	direct
08 Oct - 21 Oct	Delta	direct
17 Oct - 31 Oct	Korean Air	direct

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

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 New York to Seoul in October from $919

Return flights