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

Return flights

25 Aug - 06 Sep	Air China
20 Aug - 27 Aug	Air China
25 Aug - 02 Sep	ANA
22 Aug - 07 Sep	Air China
26 Aug - 10 Sep	Air China
25 Aug - 31 Aug	United
20 Aug - 31 Aug	United
24 Aug - 31 Aug	United
04 Aug - 20 Aug	Air China
10 Aug - 16 Aug	LATAM Airlines Group
05 Aug - 11 Aug	Air China
18 Aug - 30 Aug	United
18 Aug - 25 Aug	United
06 Aug - 22 Aug	Ethiopian Airlines
24 Aug - 09 Sep	Air Canada
30 Aug - 23 Sep	Emirates
24 Aug - 06 Sep	Air Canada
24 Aug - 05 Sep	Air Canada
30 Aug - 30 Sep	United
26 Aug - 09 Sep	Air Canada

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 $1377

Return flights