AirHint found the following cheapest return flights from Karachi (KHI) to Seoul (ICN) in December 2025 (see full year).

Return flights

08 Dec - 15 Dec	AirAsia X
05 Dec - 12 Dec	AirAsia X
31 Dec - 06 Jan	AirAsia X
30 Dec - 06 Jan	Batik Air Malaysia
30 Dec - 07 Jan	Batik Air Malaysia
15 Dec - 20 Dec	AirAsia X
12 Dec - 20 Dec	AirAsia X
09 Dec - 16 Dec	Etihad Airways
29 Dec - 04 Jan	Qatar Airways
21 Dec - 06 Jan	AirAsia X

Also check the deals for one-way flights from Karachi to Seoul in December.

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 Karachi to Seoul in December from 672€

Return flights