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

Return flights

01 Oct - 24 Oct	United
12 Oct - 29 Oct	United
13 Oct - 24 Oct	United
01 Oct - 10 Oct	United
01 Oct - 14 Oct	United
12 Oct - 27 Oct	United
03 Oct - 26 Oct	United
12 Oct - 30 Oct	United
01 Oct - 23 Oct	United
02 Oct - 22 Oct	United
29 Oct - 20 Nov	Air France
25 Oct - 12 Nov	KLM
28 Oct - 19 Nov	KLM
28 Oct - 18 Nov	KLM
26 Oct - 11 Nov	Air France
26 Oct - 12 Nov	Air France
19 Oct - 09 Nov	Air China
19 Oct - 03 Nov	Qatar Airways
27 Oct - 10 Nov	Qatar Airways
18 Oct - 05 Nov	Air France

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

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 October from $1029

Return flights