AirHint found the following cheapest one-way flights from Newburgh (SWF) to Seoul (ICN) in December 2025 (see full year).
One-Way flights
| 05 Dec | Allegiant Air | ||
| 23 Dec | Breeze Airways | ||
| 22 Dec | Allegiant Air | ||
| 19 Dec | Allegiant Air | ||
| 20 Dec | Allegiant Air | ||
| 18 Dec | Allegiant Air |
Also check the deals for return flights from Newburgh to Seoul in December.
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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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