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

Return flights

15 Apr - 22 Apr	American Airlines
09 Apr - 16 Apr	American Airlines
01 Apr - 10 Apr	American Airlines
24 Apr - 08 May	Korean Air
05 Apr - 26 Apr	Air Canada
27 Apr - 06 May	Delta
26 Apr - 09 May	Delta
17 Apr - 26 Apr	Air Canada

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 $1171

Return flights