AirHint found the following cheapest return flights from Islamabad (ISB) to Seoul (ICN) in January 2026 (see full year).

Return flights

04 Jan - 07 Feb	Air China
04 Jan - 05 Feb	Air China
22 Jan - 24 Jan	Air China
04 Jan - 08 Feb	China Southern
11 Jan - 18 Jan	Air China
02 Jan - 07 Feb	Thai Airways
16 Jan - 07 Feb	Thai Airways
03 Jan - 02 Feb	Thai Airways
21 Jan - 24 Jan	Thai Airways
23 Jan - 30 Jan	Thai Airways
19 Jan - 26 Jan	Thai Airways
17 Jan - 24 Jan	Fly Jinnah
02 Jan - 08 Feb	Etihad Airways
03 Jan - 08 Feb	Etihad Airways

Also check the deals for one-way flights from Islamabad to Seoul in January.

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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Cheapest return flights from Islamabad to Seoul in January from 746€

Return flights