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

Return flights

02 Jan - 11 Jan	Xiamen Airlines
13 Jan - 31 Jan	Etihad Airways
13 Jan - 24 Jan	Etihad Airways
08 Jan - 04 Feb	Cathay Pacific
20 Jan - 26 Jan	Cathay Pacific
26 Jan - 27 Feb	Turkish Airlines
20 Jan - 26 Jan	Air Premia	direct
13 Jan - 31 Jan	Air Premia	direct
18 Jan - 24 Jan	Air Canada
13 Jan - 24 Jan	Air Premia	direct
02 Jan - 16 Jan	Air Canada
26 Jan - 27 Feb	Asiana Airlines	direct
30 Jan - 06 Feb	Delta	direct
18 Jan - 24 Jan	Delta	direct

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

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 January from $934

Return flights