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

Return flights

31 Aug - 05 Sep	Air China
23 Aug - 28 Aug	Ethiopian Airlines
20 Aug - 24 Aug	Turkish Airlines
10 Aug - 20 Aug	Air China
11 Aug - 20 Aug	Air China
16 Aug - 18 Aug	Air China
13 Aug - 26 Aug	Air China
29 Aug - 12 Sep	Ethiopian Airlines
14 Aug - 27 Aug	Ethiopian Airlines
25 Aug - 28 Aug	Ethiopian Airlines
26 Aug - 22 Sep	Emirates
11 Aug - 27 Aug	Emirates
25 Aug - 07 Sep	Emirates
13 Aug - 23 Aug	Turkish Airlines
07 Aug - 07 Sep	Aeromexico
20 Aug - 09 Sep	Emirates
25 Aug - 01 Sep	Air Canada
09 Aug - 07 Sep	Emirates

Also check the deals for one-way flights from Seoul to Sao Paulo 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 Seoul to Sao Paulo in August from 1176€

Return flights