AirHint found the following cheapest return flights from Islamabad (ISB) to Seoul (ICN) in August 2026 (see full year).
Return flights
| 02 Aug - 06 Sep | China Southern | ||
| 01 Aug - 05 Sep | Thai Airways | ||
| 05 Aug - 05 Sep | Thai Airways |
Also check the deals for one-way flights from Islamabad to Seoul in August.
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