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

Return flights

01 Oct - 08 Oct	Air Canada
15 Oct - 19 Oct	Porter Airlines (Canada) Ltd
02 Oct - 08 Oct	Porter Airlines (Canada) Ltd
21 Oct - 24 Nov	Air Canada
02 Oct - 14 Oct	Air Canada
21 Oct - 06 Nov	Air Canada
20 Oct - 27 Oct	Air Canada
01 Oct - 14 Oct	Air Canada
26 Oct - 29 Oct	Air Canada
04 Oct - 08 Oct	Air Canada
31 Oct - 12 Nov	Air Canada
01 Oct - 18 Oct	Air Canada
01 Oct - 26 Oct	Air Canada
01 Oct - 01 Nov	Air Canada
01 Oct - 02 Nov	Air Canada
31 Oct - 08 Nov	Air Canada
16 Oct - 02 Nov	Delta

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 880€

Return flights