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

Return flights

22 Aug - 06 Sep	Air China
06 Aug - 26 Aug	ANA
18 Aug - 30 Aug	Air China
08 Aug - 16 Aug	Air China
18 Aug - 25 Aug	United
24 Aug - 06 Sep	Air Canada
01 Aug - 10 Aug	Air China
02 Aug - 25 Aug	United
14 Aug - 22 Aug	United
01 Aug - 12 Aug	Emirates
22 Aug - 25 Aug	Emirates
11 Aug - 23 Aug	Emirates
21 Aug - 01 Sep	Emirates
31 Aug - 07 Sep	Emirates

Also check the deals for one-way flights from Sao Paulo to Seoul in August.

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 Sao Paulo to Seoul in August from 1293€

Return flights