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

Return flights

11 Apr - 21 Apr	Etihad Airways
13 Apr - 23 Apr	China Airlines
14 Apr - 05 May	Turkish Airlines
10 Apr - 24 Apr	Turkish Airlines
11 Apr - 21 Apr	Air Premia	direct
02 Apr - 11 May	Turkish Airlines
19 Apr - 27 Apr	Turkish Airlines
14 Apr - 05 May	Air Premia	direct
02 Apr - 11 May	Air Premia	direct
19 Apr - 27 Apr	Air Premia	direct
10 Apr - 24 Apr	Air Premia	direct
13 Apr - 23 Apr	Air Premia	direct

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

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 April from $929

Return flights