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

Return flights

13 Mar - 21 Mar	Air Canada
14 Mar - 21 Mar	Air Canada
24 Mar - 31 Mar	American Airlines
11 Mar - 21 Mar	Air Canada
01 Mar - 14 Mar	Air Canada
19 Mar - 26 Mar	Air Canada
12 Mar - 22 Mar	Porter Airlines (Canada) Ltd
19 Mar - 25 Mar	Air Canada
22 Mar - 30 Mar	Air Canada
23 Mar - 31 Mar	Air Canada
24 Mar - 04 Apr	Air Canada
10 Mar - 11 Apr	Air Canada
27 Mar - 12 Apr	Porter Airlines (Canada) Ltd
27 Mar - 05 Apr	Air Canada
31 Mar - 28 Apr	Air Canada
26 Mar - 04 Apr	Korean Air
22 Mar - 03 Apr	Korean Air
29 Mar - 11 Apr	Korean Air
27 Mar - 04 Apr	Korean Air
27 Mar - 24 Apr	Korean Air

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

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 March from $1136

Return flights