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

Return flights

29 Jan - 01 Feb	Air China
29 Jan - 15 Feb	Air China
27 Jan - 05 Feb	Air China
27 Jan - 15 Feb	Air China
27 Jan - 08 Feb	Air China
27 Jan - 10 Feb	Air China
27 Jan - 22 Feb	Air China
29 Jan - 26 Feb	Air China
28 Jan - 03 Feb	China Southern
26 Jan - 01 Feb	Air China
21 Jan - 25 Jan	China Southern
21 Jan - 28 Jan	Thai Airways
24 Jan - 30 Jan	Thai Airways
22 Jan - 25 Jan	Air China
16 Jan - 23 Jan	Thai Airways
19 Jan - 29 Jan	China Southern
22 Jan - 29 Jan	Air China
12 Jan - 21 Jan	Thai Airways
20 Jan - 27 Jan	Air China
12 Jan - 25 Jan	Air China

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 525€

Return flights