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

Return flights

06 May - 17 May	Cathay Pacific
11 May - 20 May	Cathay Pacific
11 May - 23 Jun	Cathay Pacific
08 May - 13 Jun	Etihad Airways
04 May - 13 May	Turkish Airlines
08 May - 17 May	China Airlines
02 May - 16 May	Turkish Airlines
01 May - 07 May	Turkish Airlines
02 May - 08 May	Turkish Airlines
01 May - 08 May	Turkish Airlines
02 May - 31 May	Turkish Airlines
20 May - 27 May	Cathay Pacific
17 May - 23 Jun	Air Canada
17 May - 25 Jun	Air Canada
29 May - 09 Jun	Cathay Pacific
17 May - 26 Jun	Cathay Pacific
16 May - 26 Jun	Finnair
15 May - 22 Jun	Cathay Pacific
21 May - 23 Jun	Air Canada
30 May - 25 Jun	Finnair

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 $962

Return flights