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

Return flights

26 Jan - 03 Feb	Air China
19 Jan - 05 Feb	Air China
19 Jan - 25 Jan	Air China
31 Jan - 25 Feb	Thai Airways
31 Jan - 13 Feb	Thai Airways
31 Jan - 04 Feb	Thai Airways
08 Jan - 10 Feb	Shanghai Airlines
14 Jan - 19 Feb	China Eastern
29 Jan - 31 Jan	Thai Airways
16 Jan - 25 Feb	Thai Airways
22 Jan - 02 Feb	Thai Airways
23 Jan - 02 Feb	Thai Airways
24 Jan - 30 Jan	Thai Airways
14 Jan - 27 Jan	Air China
14 Jan - 18 Jan	Air China
14 Jan - 19 Jan	Thai Airways
13 Jan - 19 Jan	Thai Airways
15 Jan - 20 Jan	China Southern
13 Jan - 18 Jan	China Southern
13 Jan - 20 Jan	China Southern

Also check the deals for one-way flights from Seoul to Islamabad 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 Seoul to Islamabad in January from $530

Return flights