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

Return flights

06 May - 17 May	Cathay Pacific
11 May - 17 May	Cathay Pacific
18 May - 25 May	Air Canada
17 May - 24 May	Air Canada
18 May - 25 May	Air Premia	direct
03 May - 16 May	Turkish Airlines
01 May - 15 Jun	China Airlines
06 May - 17 May	Air Premia	direct
03 May - 16 May	Air Premia	direct
09 May - 30 May	Air Canada
27 May - 02 Jun	Cathay Pacific
22 May - 08 Jun	Finnair
27 May - 02 Jun	Air Premia	direct
11 May - 17 May	Delta	direct
01 May - 15 Jun	Delta	direct
22 May - 08 Jun	Air Premia	direct

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

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 May from 892€

Return flights