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

Return flights

01 May - 31 May	Etihad Airways
07 May - 21 May	Turkish Airlines
08 May - 24 May	Etihad Airways
10 May - 20 May	China Airlines
25 May - 30 May	Air Canada
26 May - 09 Jun	Singapore Airlines
23 May - 07 Jun	Finnair
26 May - 04 Jun	Singapore Airlines
21 May - 06 Jun	Air Canada
31 May - 13 Jun	Singapore Airlines
07 May - 21 May	Delta	direct
29 May - 12 Jun	Finnair
10 May - 20 May	Delta	direct
01 May - 31 May	Delta	direct
26 May - 04 Jun	Asiana Airlines	direct
26 May - 09 Jun	Asiana Airlines	direct
29 May - 12 Jun	Asiana Airlines	direct
23 May - 07 Jun	Asiana Airlines	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 $990

Return flights