AirHint found the following cheapest one-way flights from New York (JFK) to Seoul (ICN) in April 2026 (see full year).
One-Way flights
| 15 Apr | Air India | ||
| 13 Apr | Air India | ||
| 01 Apr | Air India | ||
| 16 Apr | Air India | ||
| 14 Apr | Air India | ||
| 02 Apr | Air India | ||
| 07 Apr | Frontier Airlines | ||
| 10 Apr | Frontier Airlines | ||
| 30 Apr | Etihad Airways | ||
| 17 Apr | Air India |
Also check the deals for return flights from New York to Seoul in April.
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