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

Return flights

07 Jan - 18 Jan	Air Canada
07 Jan - 17 Jan	Air Canada
14 Jan - 26 Jan	Cathay Pacific
14 Jan - 21 Jan	Cathay Pacific
19 Jan - 27 Jan	Cathay Pacific
02 Jan - 25 Jan	Air Canada
02 Jan - 31 Jan	Air Canada
10 Jan - 20 Jan	Air Canada
12 Jan - 17 Jan	Cathay Pacific
08 Jan - 15 Jan	Cathay Pacific

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 874€

Return flights