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

Return flights

28 Oct - 01 Nov	Air China
25 Oct - 29 Oct	Air China
28 Oct - 04 Nov	Air China
28 Oct - 30 Oct	Air China
30 Oct - 05 Nov	Air China
29 Oct - 05 Nov	Air China
25 Oct - 30 Oct	Air China
29 Oct - 08 Nov	Air China
31 Oct - 07 Nov	Air China
30 Oct - 01 Nov	Air China
29 Oct - 03 Nov	Air China
31 Oct - 04 Nov	Air China
25 Oct - 31 Oct	Air China
25 Oct - 01 Nov	Air China
28 Oct - 30 Oct	China Southern	direct
25 Oct - 29 Oct	China Southern	direct
28 Oct - 31 Oct	Asiana Airlines	direct
25 Oct - 25 Oct	China Southern
25 Oct - 31 Oct	Asiana Airlines	direct
25 Oct - 25 Oct	China Southern	direct

Also check the deals for one-way flights from Guangzhou 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.

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Cheapest return flights from Guangzhou to Seoul in October from 148€

Return flights