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

Return flights

05 Dec - 07 Dec	Air China
21 Dec - 24 Dec	Air China
23 Dec - 29 Dec	Air China
18 Dec - 28 Dec	Air China
19 Dec - 26 Dec	Air China
26 Dec - 03 Jan	Air China
13 Dec - 14 Dec	Air China
27 Dec - 31 Dec	Air China
10 Dec - 17 Dec	Air China
10 Dec - 14 Dec	Air China
11 Dec - 16 Dec	Air China
21 Dec - 02 Jan	Air China
20 Dec - 03 Jan	Air China
25 Dec - 02 Jan	Air China
28 Dec - 04 Jan	Air China
26 Dec - 02 Jan	Air China
29 Dec - 12 Jan	Cathay Pacific
29 Dec - 19 Jan	Cathay Pacific
31 Dec - 05 Jan	Cathay Pacific
29 Dec - 12 Jan	Asiana Airlines	direct

Also check the deals for one-way flights from Guangzhou 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 Guangzhou to Seoul in December from $170

Return flights