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

Return flights

16 Oct - 25 Oct	United
19 Oct - 28 Oct	United
19 Oct - 29 Oct	United
25 Oct - 11 Nov	United
25 Oct - 12 Nov	United
31 Oct - 23 Nov	United
19 Oct - 03 Nov	United
12 Oct - 11 Nov	United
19 Oct - 02 Nov	United
27 Oct - 23 Nov	United
16 Oct - 02 Nov	United
20 Oct - 03 Nov	United
23 Oct - 01 Nov	United
12 Oct - 21 Oct	United
02 Oct - 29 Oct	Air China
19 Oct - 31 Oct	Air China
03 Oct - 14 Oct	United
03 Oct - 27 Oct	United
01 Oct - 31 Oct	Air China
01 Oct - 14 Oct	United

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 884€

Return flights