AirHint found the following cheapest one-way flights from Newark (EWR) to Seoul (ICN) in January 2026 (see full year).
One-Way flights
| 28 Jan | United | ||
| 31 Jan | United | ||
| 30 Jan | United | ||
| 19 Jan | United | ||
| 25 Jan | United | ||
| 26 Jan | United | ||
| 23 Jan | United | ||
| 22 Jan | United | ||
| 24 Jan | United | ||
| 27 Jan | Spirit Airlines |
Also check the deals for return flights from Newark to Seoul in January.
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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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