AirHint found the following cheapest return flights from Seoul (GMP) to Sao Paulo (GRU) in December 2025 (see full year).

Return flights

10 Dec - 26 Dec	Air China
27 Dec - 02 Jan	Air China
11 Dec - 28 Jan	ANA
08 Dec - 15 Dec	ANA
23 Dec - 23 Jan	ANA
24 Dec - 31 Dec	ANA
25 Dec - 04 Jan	ANA
10 Dec - 25 Dec	ANA
10 Dec - 24 Dec	ANA
20 Dec - 01 Jan	ANA
13 Dec - 20 Dec	ANA
20 Dec - 03 Jan	ANA
05 Dec - 03 Jan	ANA
06 Dec - 03 Jan	ANA
25 Dec - 03 Jan	ANA

Also check the deals for one-way flights from Seoul to Sao Paulo 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 Seoul to Sao Paulo in December from 1174€

Return flights