AirHint found the following cheapest one-way flights from Islamabad (ISB) to Seoul (ICN) in December 2025 (see full year).
One-Way flights
| 30 Dec | Air China | ||
| 28 Dec | Air China | ||
| 23 Dec | Air China | ||
| 29 Dec | China Southern | ||
| 22 Dec | Thai Airways | ||
| 26 Dec | Thai Airways |
Also check the deals for return flights from Islamabad to Seoul in December.
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