AirHint found the following cheapest return flights from Sao Paulo (GRU) to Seoul (ICN) in September 2026 (see full year).

Return flights

02 Sep - 15 Sep	United
15 Sep - 14 Oct	United
13 Sep - 15 Oct	United
22 Sep - 13 Oct	United
15 Sep - 06 Oct	United
22 Sep - 05 Oct	United
29 Sep - 07 Oct	United
14 Sep - 05 Oct	United
30 Sep - 14 Oct	United
21 Sep - 11 Oct	United
09 Sep - 23 Sep	United
15 Sep - 30 Sep	United
01 Sep - 09 Sep	United
01 Sep - 02 Oct	United
01 Sep - 14 Sep	United
01 Sep - 10 Sep	United
05 Sep - 23 Sep	Turkish Airlines
01 Sep - 30 Sep	Turkish Airlines
08 Sep - 19 Sep	Air China
08 Sep - 28 Sep	Air China

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

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 September from 875€

Return flights