AirHint found the following cheapest one-way flights from Newark (EWR) to Seoul (ICN) in September 2026 (see full year).
One-Way flights
| 06 Sep | Alaska Airlines | ||
| 02 Sep | Air India | ||
| 11 Sep | Air India | ||
| 25 Sep | Air India | ||
| 12 Sep | Korean Air |
Also check the deals for return flights from Newark to Seoul in September.
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