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

Return flights

02 Oct - 10 Oct	Batik Air Malaysia
20 Oct - 24 Oct	AirAsia X
01 Oct - 17 Oct	AirAsia X
13 Oct - 17 Oct	AirAsia X
25 Oct - 30 Oct	Batik Air Malaysia
12 Oct - 17 Oct	AirAsia X
13 Oct - 24 Oct	AirAsia X
20 Oct - 07 Nov	AirAsia X
20 Oct - 02 Nov	AirAsia X
13 Oct - 02 Nov	AirAsia X
11 Oct - 17 Oct	Batik Air Malaysia
01 Oct - 05 Oct	AirAsia X
25 Oct - 07 Nov	Etihad Airways
10 Oct - 17 Oct	AirAsia X

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

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Karachi to Seoul in October from 542€

Return flights