Cheapest return flights from New York to Seoul in December from $923

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

Return flights

05 Dec - 09 Dec American Airlines
08 Dec - 15 Dec Lufthansa
31 Dec - 22 Jan Norse Atlantic Airways
08 Dec - 15 Dec Air Premia direct
04 Dec - 14 Dec Air Premia direct
04 Dec - 16 Dec Air Premia direct
08 Dec - 12 Dec Air Premia direct
04 Dec - 11 Dec Air Premia direct
04 Dec - 07 Dec Air Premia direct
04 Dec - 08 Dec Air Premia direct
29 Dec - 22 Jan Xiamen Airlines
05 Dec - 12 Dec Air Premia direct
09 Dec - 24 Jan Lufthansa
30 Dec - 17 Jan Spirit Airlines
12 Dec - 21 Jan Xiamen Airlines
26 Dec - 25 Jan Frontier Airlines
09 Dec - 24 Jan Air Premia direct
30 Dec - 15 Jan Cathay Pacific
31 Dec - 16 Jan Ethiopian Airlines
31 Dec - 15 Jan Royal Air Maroc

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

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